version	U12.1.00
uid	periodic.u1-1786032990-0
record	perseq,2
	0,pre
	1,rep
impl	error
link	lists.u
link	numbers.u
link	rational.u
link	strings.u
global	8
	0,000011,perseq,2
	1,000005,Sqrt,2
	2,000005,rat2cf,1
	3,000005,cfapprox,1
	4,000005,dec2rat,2
	5,000005,rat2dec,1
	6,000005,repeater,3
	7,000005,seqimage,1

proc Sqrt
	local	0,001000,i
	local	1,001000,j
	local	2,000020,rat
	local	3,000020,half
	local	4,000000,rational
	local	5,000000,integer
	local	6,000000,sqrt
	local	7,000000,mpyrat
	local	8,000000,addrat
	local	9,000000,divrat
	con	0,002000,1,5
	con	1,002000,1,1
	con	2,002000,1,2
	declend
	filen	periodic.icn
	line	33
	colm	11
	synt	any
	mark	L1
	pnull
	pnull
	var	1
	line	36
	colm	4
	synt	any
	null
	int	0
	line	36
	colm	7
	synt	any
	asgn
	unmark
lab L1
	mark	L2
	pnull
	var	3
	var	4
	int	1
	int	2
	int	1
	line	38
	colm	20
	synt	any
	invoke	3
	line	38
	colm	9
	synt	any
	asgn
	unmark
lab L2
	mark	L3
	pnull
	var	2
	var	4
	var	5
	var	6
	var	0
	line	40
	colm	32
	synt	any
	invoke	1
	line	40
	colm	27
	synt	any
	invoke	1
	int	1
	int	1
	line	40
	colm	19
	synt	any
	invoke	3
	line	40
	colm	8
	synt	any
	asgn
	unmark
lab L3
	mark	L4
	pnull
	var	0
	var	4
	var	0
	int	1
	int	1
	line	42
	colm	17
	synt	any
	invoke	3
	line	42
	colm	6
	synt	any
	asgn
	unmark
lab L4
	mark	L5
	line	44
	colm	4
	synt	every
	mark0
	pnull
	int	1
	var	1
	push1
	line	44
	colm	12
	synt	any
	toby
	pop
	mark0
	pnull
	var	2
	var	7
	var	3
	var	8
	var	2
	var	9
	var	0
	var	2
	int	1
	line	45
	colm	45
	synt	any
	invoke	3
	int	1
	line	45
	colm	33
	synt	any
	invoke	3
	line	45
	colm	20
	synt	any
	invoke	2
	line	45
	colm	11
	synt	any
	asgn
	unmark
lab L6
	efail
lab L7
	line	44
	colm	4
	synt	endevery
	unmark
lab L5
	mark	L8
	mark	L9
	var	2
	line	47
	colm	4
	synt	any
	pret
lab L9
	synt	any
	pfail
	unmark
lab L8
	pnull
	line	49
	colm	1
	synt	any
	pfail
	end
proc rat2cf
	local	0,001000,rat
	local	1,000020,r
	local	2,000020,result
	local	3,000020,i
	local	4,000020,j
	local	5,000000,put
	local	6,000000,rational
	local	7,000000,integer
	local	8,000000,perseq
	con	0,002000,1,1
	con	1,002000,1,0
	declend
	line	51
	colm	11
	synt	any
	mark	L1
	pnull
	var	3
	pnull
	var	0
	line	54
	colm	12
	synt	any
	field	numer
	line	54
	colm	6
	synt	any
	asgn
	unmark
lab L1
	mark	L2
	pnull
	var	4
	pnull
	var	0
	line	55
	colm	12
	synt	any
	field	denom
	line	55
	colm	6
	synt	any
	asgn
	unmark
lab L2
	mark	L3
	pnull
	var	2
	pnull
	line	57
	colm	14
	synt	any
	llist	0
	line	57
	colm	11
	synt	any
	asgn
	unmark
lab L3
	mark	L4
lab L5
	line	59
	colm	4
	synt	repeat
	mark	L5
	mark	L8
	var	5
	var	2
	pnull
	var	6
	var	7
	pnull
	var	3
	var	4
	line	60
	colm	37
	synt	any
	div
	line	60
	colm	34
	synt	any
	invoke	1
	int	0
	int	0
	line	60
	colm	26
	synt	any
	invoke	3
	line	60
	colm	48
	synt	any
	field	numer
	line	60
	colm	9
	synt	any
	invoke	2
	unmark
lab L8
	mark	L9
	pnull
	var	1
	pnull
	var	3
	var	4
	line	61
	colm	13
	synt	any
	mod
	line	61
	colm	8
	synt	any
	asgn
	unmark
lab L9
	mark	L10
	pnull
	var	3
	var	4
	line	62
	colm	8
	synt	any
	asgn
	unmark
lab L10
	mark	L11
	pnull
	var	4
	var	1
	line	63
	colm	8
	synt	any
	asgn
	unmark
lab L11
	line	64
	colm	6
	synt	if
	mark0
	pnull
	var	4
	int	1
	line	64
	colm	11
	synt	any
	numeq
	unmark
	unmark
	pnull
	goto	L7
	line	64
	colm	6
	synt	endif
lab L6
	unmark
	goto	L5
lab L7
	line	59
	colm	4
	synt	endrepeat
	unmark
lab L4
	mark	L12
	mark	L13
	var	8
	var	2
	pnull
	line	67
	colm	26
	synt	any
	llist	0
	line	67
	colm	17
	synt	any
	invoke	2
	line	67
	colm	4
	synt	any
	pret
lab L13
	synt	any
	pfail
	unmark
lab L12
	pnull
	line	69
	colm	1
	synt	any
	pfail
	end
proc cfapprox
	local	0,001000,lst
	local	1,000020,prev_n
	local	2,000020,prev_m
	local	3,000020,n
	local	4,000020,m
	local	5,000020,t
	local	6,000000,copy
	local	7,000000,put
	local	8,000000,get
	local	9,000000,rational
	con	0,002000,1,1
	con	1,002000,1,0
	declend
	line	71
	colm	11
	synt	any
	mark	L1
	pnull
	var	0
	var	6
	var	0
	line	74
	colm	15
	synt	any
	invoke	1
	line	74
	colm	8
	synt	any
	asgn
	unmark
lab L1
	mark	L2
	pnull
	var	1
	pnull
	int	0
	line	76
	colm	14
	synt	any
	llist	1
	line	76
	colm	11
	synt	any
	asgn
	unmark
lab L2
	mark	L3
	pnull
	var	2
	pnull
	int	1
	int	0
	line	77
	colm	14
	synt	any
	llist	2
	line	77
	colm	11
	synt	any
	asgn
	unmark
lab L3
	mark	L4
	mark	L5
	var	7
	var	1
	pnull
	var	8
	var	0
	line	79
	colm	19
	synt	any
	invoke	1
	line	79
	colm	24
	synt	any
	field	denom
	line	79
	colm	7
	synt	any
	invoke	2
	line	79
	colm	32
	synt	any
	esusp
	goto	L6
lab L5
	line	79
	colm	34
	synt	any
	pfail
lab L6
	unmark
lab L4
	mark	L7
lab L8
	line	81
	colm	4
	synt	while
	mark0
	pnull
	var	5
	var	8
	var	0
	line	81
	colm	18
	synt	any
	invoke	1
	line	81
	colm	12
	synt	any
	asgn
	unmark
	mark	L8
	mark	L11
	pnull
	var	3
	pnull
	pnull
	pnull
	var	5
	line	82
	colm	13
	synt	any
	field	denom
	var	8
	var	1
	line	82
	colm	25
	synt	any
	invoke	1
	line	82
	colm	20
	synt	any
	mult
	pnull
	pnull
	var	5
	line	82
	colm	37
	synt	any
	field	numer
	pnull
	var	1
	int	0
	line	82
	colm	52
	synt	any
	subsc
	line	82
	colm	44
	synt	any
	mult
	line	82
	colm	34
	synt	any
	plus
	line	82
	colm	9
	synt	any
	asgn
	unmark
lab L11
	mark	L12
	pnull
	var	4
	pnull
	pnull
	pnull
	var	5
	line	83
	colm	13
	synt	any
	field	denom
	var	8
	var	2
	line	83
	colm	25
	synt	any
	invoke	1
	line	83
	colm	20
	synt	any
	mult
	pnull
	pnull
	var	5
	line	83
	colm	37
	synt	any
	field	numer
	pnull
	var	2
	int	0
	line	83
	colm	52
	synt	any
	subsc
	line	83
	colm	44
	synt	any
	mult
	line	83
	colm	34
	synt	any
	plus
	line	83
	colm	9
	synt	any
	asgn
	unmark
lab L12
	mark	L13
	line	84
	colm	7
	synt	suspend
	mark0
	var	9
	var	3
	var	4
	int	0
	line	84
	colm	23
	synt	any
	invoke	3
	line	84
	colm	7
	synt	any
	psusp
	pop
lab L14
	efail
lab L15
	line	84
	colm	7
	synt	endsuspend
	unmark
lab L13
	mark	L16
	var	7
	var	1
	var	3
	line	85
	colm	10
	synt	any
	invoke	2
	unmark
lab L16
	mark	L17
	var	7
	var	2
	var	4
	line	86
	colm	10
	synt	any
	invoke	2
	unmark
lab L17
	line	87
	colm	7
	synt	if
	mark0
	pnull
	pnull
	var	5
	line	87
	colm	11
	synt	any
	field	denom
	int	1
	line	87
	colm	18
	synt	any
	numne
	unmark
	mark	L18
	line	88
	colm	10
	synt	every
	mark0
	pnull
	pnull
	var	1
	line	88
	colm	16
	synt	any
	bang
	dup
	pnull
	var	5
	line	88
	colm	29
	synt	any
	field	denom
	line	88
	colm	24
	synt	any
	div
	asgn
	pop
lab L19
	efail
lab L20
	line	88
	colm	10
	synt	endevery
	unmark
lab L18
	line	89
	colm	10
	synt	every
	mark0
	pnull
	pnull
	var	2
	line	89
	colm	16
	synt	any
	bang
	dup
	pnull
	var	5
	line	89
	colm	29
	synt	any
	field	denom
	line	89
	colm	24
	synt	any
	div
	asgn
	pop
lab L21
	efail
lab L22
	line	89
	colm	10
	synt	endevery
	line	87
	colm	7
	synt	endif
lab L9
	unmark
	goto	L8
lab L10
	line	81
	colm	4
	synt	endwhile
	unmark
lab L7
	pnull
	line	93
	colm	1
	synt	any
	pfail
	end
proc dec2rat
	local	0,001000,pre
	local	1,001000,rep
	local	2,000020,s
	local	3,000000,ratred
	local	4,000000,rational
	local	5,000000,left
	con	0,010000,0
	con	1,002000,2,10
	con	2,002000,1,1
	declend
	line	95
	colm	11
	synt	any
	mark	L1
	pnull
	var	2
	str	0
	line	98
	colm	6
	synt	any
	asgn
	unmark
lab L1
	mark	L2
	line	100
	colm	4
	synt	every
	mark0
	pnull
	var	2
	dup
	pnull
	pnull
	var	0
	line	100
	colm	35
	synt	any
	size
	pnull
	var	1
	line	100
	colm	42
	synt	any
	size
	line	100
	colm	40
	synt	any
	plus
	line	100
	colm	23
	synt	any
	limit
	mark	L5
	pnull
	var	0
	line	100
	colm	18
	synt	any
	bang
	line	100
	colm	23
	synt	any
	esusp
	goto	L6
lab L5
lab L7
	mark0
	pnull
	var	1
	line	100
	colm	26
	synt	any
	bang
	chfail	L7
	esusp
lab L6
	lsusp
	line	100
	colm	12
	synt	any
	cat
	asgn
	pop
lab L3
	efail
lab L4
	line	100
	colm	4
	synt	endevery
	unmark
lab L2
	mark	L8
	mark	L9
	var	3
	var	4
	pnull
	var	2
	var	5
	var	2
	pnull
	var	0
	line	102
	colm	39
	synt	any
	size
	line	102
	colm	35
	synt	any
	invoke	2
	line	102
	colm	29
	synt	any
	minus
	pnull
	pnull
	int	1
	pnull
	pnull
	var	0
	line	103
	colm	13
	synt	any
	size
	pnull
	var	1
	line	103
	colm	20
	synt	any
	size
	line	103
	colm	18
	synt	any
	plus
	line	103
	colm	10
	synt	any
	power
	pnull
	int	1
	pnull
	var	0
	line	103
	colm	33
	synt	any
	size
	line	103
	colm	31
	synt	any
	power
	line	103
	colm	26
	synt	any
	minus
	int	2
	line	102
	colm	26
	synt	any
	invoke	3
	line	102
	colm	17
	synt	any
	invoke	1
	line	102
	colm	4
	synt	any
	pret
lab L9
	synt	any
	pfail
	unmark
lab L8
	pnull
	line	105
	colm	1
	synt	any
	pfail
	end
proc rat2dec
	local	0,001000,rat
	local	1,000020,result
	local	2,000020,remainders
	local	3,000020,count
	local	4,000020,seq
	local	5,000000,copy
	local	6,000000,table
	local	7,000000,member
	local	8,000000,perseq
	local	9,000000,move
	local	10,000000,tab
	local	11,000000,insert
	con	0,010000,0
	con	1,002000,2,10
	con	2,002000,1,0
	con	3,002000,1,1
	declend
	line	107
	colm	11
	synt	any
	mark	L1
	pnull
	var	0
	var	5
	var	0
	line	110
	colm	15
	synt	any
	invoke	1
	line	110
	colm	8
	synt	any
	asgn
	unmark
lab L1
	mark	L2
	pnull
	var	1
	str	0
	line	112
	colm	11
	synt	any
	asgn
	unmark
lab L2
	mark	L3
	pnull
	var	2
	var	6
	line	114
	colm	23
	synt	any
	invoke	0
	line	114
	colm	15
	synt	any
	asgn
	unmark
lab L3
	mark	L4
	pnull
	pnull
	var	0
	line	116
	colm	7
	synt	any
	field	numer
	dup
	pnull
	var	0
	line	116
	colm	21
	synt	any
	field	denom
	line	116
	colm	14
	synt	any
	mod
	asgn
	unmark
lab L4
	mark	L5
	pnull
	pnull
	var	0
	line	117
	colm	7
	synt	any
	field	numer
	dup
	int	1
	line	117
	colm	14
	synt	any
	mult
	asgn
	unmark
lab L5
	mark	L6
	pnull
	var	3
	int	2
	line	119
	colm	10
	synt	any
	asgn
	unmark
lab L6
	mark	L7
lab L8
	line	121
	colm	4
	synt	while
	mark0
	pnull
	pnull
	var	0
	line	121
	colm	13
	synt	any
	field	numer
	int	2
	line	121
	colm	20
	synt	any
	numgt
	unmark
	mark	L8
	mark	L11
	pnull
	var	3
	dup
	int	3
	line	122
	colm	13
	synt	any
	plus
	asgn
	unmark
lab L11
	mark	L12
	line	123
	colm	7
	synt	ifelse
	mark	L13
	var	7
	var	2
	pnull
	var	0
	line	123
	colm	32
	synt	any
	field	numer
	line	123
	colm	16
	synt	any
	invoke	2
	unmark
	mark	L15
	pnull
	var	4
	var	8
	line	124
	colm	23
	synt	any
	invoke	0
	line	124
	colm	14
	synt	any
	asgn
	unmark
lab L15
	mark	L16
	var	1
	line	125
	colm	17
	synt	any
	bscan
	mark	L17
	pnull
	pnull
	var	4
	line	126
	colm	16
	synt	any
	field	pre
	var	9
	pnull
	pnull
	var	2
	pnull
	var	0
	line	126
	colm	43
	synt	any
	field	numer
	line	126
	colm	39
	synt	any
	subsc
	int	3
	line	126
	colm	51
	synt	any
	minus
	line	126
	colm	28
	synt	any
	invoke	1
	line	126
	colm	21
	synt	any
	asgn
	unmark
lab L17
	pnull
	pnull
	var	4
	line	127
	colm	16
	synt	any
	field	rep
	var	10
	int	2
	line	127
	colm	27
	synt	any
	invoke	1
	line	127
	colm	21
	synt	any
	asgn
	line	125
	colm	17
	synt	any
	escan
	unmark
lab L16
	mark	L18
	var	4
	line	129
	colm	10
	synt	any
	pret
lab L18
	synt	any
	pfail
	goto	L14
lab L13
	var	11
	var	2
	pnull
	var	0
	line	131
	colm	34
	synt	any
	field	numer
	var	3
	line	131
	colm	18
	synt	any
	invoke	3
lab L14
	line	123
	colm	7
	synt	endifelse
	unmark
lab L12
	mark	L19
	pnull
	var	1
	dup
	pnull
	pnull
	var	0
	line	132
	colm	22
	synt	any
	field	numer
	pnull
	var	0
	line	132
	colm	34
	synt	any
	field	denom
	line	132
	colm	29
	synt	any
	div
	line	132
	colm	14
	synt	any
	cat
	asgn
	unmark
lab L19
	mark	L20
	pnull
	pnull
	var	0
	line	133
	colm	10
	synt	any
	field	numer
	dup
	pnull
	var	0
	line	133
	colm	24
	synt	any
	field	denom
	line	133
	colm	17
	synt	any
	mod
	asgn
	unmark
lab L20
	pnull
	pnull
	var	0
	line	134
	colm	10
	synt	any
	field	numer
	dup
	int	1
	line	134
	colm	17
	synt	any
	mult
	asgn
lab L9
	unmark
	goto	L8
lab L10
	line	121
	colm	4
	synt	endwhile
	unmark
lab L7
	mark	L21
	mark	L22
	var	8
	pnull
	pnull
	var	0
	line	137
	colm	22
	synt	any
	field	denom
	line	137
	colm	18
	synt	any
	llist	1
	pnull
	line	137
	colm	31
	synt	any
	llist	0
	line	137
	colm	17
	synt	any
	invoke	2
	line	137
	colm	4
	synt	any
	pret
lab L22
	synt	any
	pfail
	unmark
lab L21
	pnull
	line	139
	colm	1
	synt	any
	pfail
	end
proc repeater
	local	0,001000,seq
	local	1,001000,ratio
	local	2,001000,limit
	local	3,000020,init
	local	4,000020,i
	local	5,000020,prefix
	local	6,000020,results
	local	7,000020,segment
	local	8,000020,span
	local	9,000000,copy
	local	10,000000,lequiv
	local	11,000000,lextend
	local	12,000000,perseq
	local	13,000000,put
	local	14,000000,get
	con	0,002000,1,2
	con	1,004000,0.75
	con	2,002000,1,1
	declend
	line	141
	colm	11
	synt	any
	mark	L1
	pnull
	pnull
	var	1
	line	144
	colm	4
	synt	any
	null
	int	0
	line	144
	colm	11
	synt	any
	asgn
	unmark
lab L1
	mark	L2
	pnull
	pnull
	var	2
	line	145
	colm	4
	synt	any
	null
	real	1
	line	145
	colm	11
	synt	any
	asgn
	unmark
lab L2
	mark	L3
	pnull
	var	6
	var	9
	var	0
	line	147
	colm	19
	synt	any
	invoke	1
	line	147
	colm	12
	synt	any
	asgn
	unmark
lab L3
	mark	L4
	pnull
	var	5
	pnull
	line	149
	colm	14
	synt	any
	llist	0
	line	149
	colm	11
	synt	any
	asgn
	unmark
lab L4
	mark	L5
lab L6
	line	151
	colm	4
	synt	repeat
	mark	L6
	mark	L9
	pnull
	var	8
	pnull
	pnull
	var	6
	line	152
	colm	15
	synt	any
	size
	var	1
	line	152
	colm	24
	synt	any
	div
	line	152
	colm	12
	synt	any
	asgn
	unmark
lab L9
	mark	L10
	line	153
	colm	7
	synt	every
	mark0
	pnull
	var	4
	pnull
	int	2
	var	8
	push1
	line	153
	colm	20
	synt	any
	toby
	line	153
	colm	15
	synt	any
	asgn
	pop
	mark0
	mark	L13
	pnull
	var	7
	mark	L14
	pnull
	var	6
	int	2
	dup
	var	4
	line	154
	colm	30
	synt	any
	plus
	synt	any
	sect
	line	154
	colm	35
	synt	any
	esusp
	goto	L15
lab L14
	unmark
	unmark
	goto	L11
lab L15
	line	154
	colm	18
	synt	any
	asgn
	unmark
lab L13
	line	155
	colm	10
	synt	if
	mark0
	var	10
	var	11
	var	7
	pnull
	var	6
	line	155
	colm	37
	synt	any
	size
	line	155
	colm	27
	synt	any
	invoke	2
	var	6
	line	155
	colm	19
	synt	any
	invoke	2
	unmark
	mark	L16
	var	12
	var	5
	var	7
	line	156
	colm	26
	synt	any
	invoke	2
	line	156
	colm	13
	synt	any
	pret
lab L16
	synt	any
	pfail
	line	155
	colm	10
	synt	endif
	unmark
lab L11
	efail
lab L12
	line	153
	colm	7
	synt	endevery
	unmark
lab L10
	mark	L17
	mark	L18
	var	13
	var	5
	var	14
	var	6
	line	158
	colm	22
	synt	any
	invoke	1
	line	158
	colm	10
	synt	any
	invoke	2
	line	158
	colm	33
	synt	any
	esusp
	goto	L19
lab L18
	mark	L20
	var	12
	var	5
	var	6
	line	159
	colm	23
	synt	any
	invoke	2
	line	159
	colm	10
	synt	any
	pret
lab L20
	synt	any
	pfail
lab L19
	unmark
lab L17
	line	160
	colm	7
	synt	if
	mark0
	pnull
	pnull
	var	5
	line	160
	colm	10
	synt	any
	size
	pnull
	var	2
	pnull
	var	0
	line	160
	colm	28
	synt	any
	size
	line	160
	colm	26
	synt	any
	mult
	line	160
	colm	18
	synt	any
	numgt
	unmark
	mark	L21
	var	12
	var	0
	pnull
	line	160
	colm	57
	synt	any
	llist	0
	line	160
	colm	51
	synt	any
	invoke	2
	line	160
	colm	38
	synt	any
	pret
lab L21
	synt	any
	pfail
	line	160
	colm	7
	synt	endif
lab L7
	unmark
	goto	L6
lab L8
	line	151
	colm	4
	synt	endrepeat
	unmark
lab L5
	pnull
	line	163
	colm	1
	synt	any
	pfail
	end
proc seqimage
	local	0,001000,seq
	local	1,000020,result
	con	0,010000,0
	con	1,010000,1,054
	con	2,010000,1,133
	con	3,002000,1,0
	con	4,002000,1,1
	con	5,010000,1,135
	declend
	line	165
	colm	11
	synt	any
	mark	L1
	pnull
	var	1
	str	0
	line	168
	colm	11
	synt	any
	asgn
	unmark
lab L1
	mark	L2
	line	170
	colm	4
	synt	every
	mark0
	pnull
	var	1
	dup
	pnull
	pnull
	pnull
	var	0
	line	170
	colm	26
	synt	any
	field	pre
	line	170
	colm	22
	synt	any
	bang
	str	1
	line	170
	colm	31
	synt	any
	cat
	line	170
	colm	17
	synt	any
	cat
	asgn
	pop
lab L3
	efail
lab L4
	line	170
	colm	4
	synt	endevery
	unmark
lab L2
	mark	L5
	pnull
	var	1
	dup
	str	2
	line	172
	colm	11
	synt	any
	cat
	asgn
	unmark
lab L5
	mark	L6
	line	174
	colm	4
	synt	ifelse
	mark	L7
	pnull
	pnull
	pnull
	var	0
	line	174
	colm	11
	synt	any
	field	rep
	line	174
	colm	7
	synt	any
	size
	int	3
	line	174
	colm	16
	synt	any
	numgt
	unmark
	mark	L9
	line	175
	colm	7
	synt	every
	mark0
	pnull
	var	1
	dup
	pnull
	pnull
	pnull
	var	0
	line	175
	colm	29
	synt	any
	field	rep
	line	175
	colm	25
	synt	any
	bang
	str	1
	line	175
	colm	34
	synt	any
	cat
	line	175
	colm	20
	synt	any
	cat
	asgn
	pop
lab L10
	efail
lab L11
	line	175
	colm	7
	synt	endevery
	unmark
lab L9
	pnull
	pnull
	var	1
	pnull
	int	4
	line	176
	colm	14
	synt	any
	neg
	line	176
	colm	13
	synt	any
	subsc
	str	5
	line	176
	colm	18
	synt	any
	asgn
	goto	L8
lab L7
	pnull
	var	1
	dup
	str	5
	line	178
	colm	16
	synt	any
	cat
	asgn
lab L8
	line	174
	colm	4
	synt	endifelse
	unmark
lab L6
	mark	L12
	mark	L13
	var	1
	line	180
	colm	4
	synt	any
	pret
lab L13
	synt	any
	pfail
	unmark
lab L12
	pnull
	line	182
	colm	1
	synt	any
	pfail
	end
