active
U101
tt
V2
mark
U102
isLNat
V2
active
U102
tt
mark
tt
active
U11
tt
N
XS
mark
U12
isLNat
XS
N
XS
active
U111
tt
mark
tt
active
U12
tt
N
XS
mark
snd
splitAt
N
XS
active
U121
tt
mark
tt
active
U131
tt
V2
mark
U132
isLNat
V2
active
U132
tt
mark
tt
active
U141
tt
V2
mark
U142
isLNat
V2
active
U142
tt
mark
tt
active
U151
tt
V2
mark
U152
isLNat
V2
active
U152
tt
mark
tt
active
U161
tt
N
mark
cons
N
natsFrom
s
N
active
U171
tt
N
XS
mark
U172
isLNat
XS
N
XS
active
U172
tt
N
XS
mark
head
afterNth
N
XS
active
U181
tt
Y
mark
U182
isLNat
Y
Y
active
U182
tt
Y
mark
Y
active
U191
tt
XS
mark
pair
nil
XS
active
U201
tt
N
X
XS
mark
U202
isNatural
X
N
X
XS
active
U202
tt
N
X
XS
mark
U203
isLNat
XS
N
X
XS
active
U203
tt
N
X
XS
mark
U204
splitAt
N
XS
X
active
U204
pair
YS
ZS
X
mark
pair
cons
X
YS
ZS
active
U21
tt
X
Y
mark
U22
isLNat
Y
X
active
U211
tt
XS
mark
U212
isLNat
XS
XS
active
U212
tt
XS
mark
XS
active
U22
tt
X
mark
X
active
U221
tt
N
XS
mark
U222
isLNat
XS
N
XS
active
U222
tt
N
XS
mark
fst
splitAt
N
XS
active
U31
tt
N
XS
mark
U32
isLNat
XS
N
active
U32
tt
N
mark
N
active
U41
tt
V2
mark
U42
isLNat
V2
active
U42
tt
mark
tt
active
U51
tt
V2
mark
U52
isLNat
V2
active
U52
tt
mark
tt
active
U61
tt
mark
tt
active
U71
tt
mark
tt
active
U81
tt
mark
tt
active
U91
tt
mark
tt
active
afterNth
N
XS
mark
U11
isNatural
N
N
XS
active
fst
pair
X
Y
mark
U21
isLNat
X
X
Y
active
head
cons
N
XS
mark
U31
isNatural
N
N
XS
active
isLNat
nil
mark
tt
active
isLNat
afterNth
V1
V2
mark
U41
isNatural
V1
V2
active
isLNat
cons
V1
V2
mark
U51
isNatural
V1
V2
active
isLNat
fst
V1
mark
U61
isPLNat
V1
active
isLNat
natsFrom
V1
mark
U71
isNatural
V1
active
isLNat
snd
V1
mark
U81
isPLNat
V1
active
isLNat
tail
V1
mark
U91
isLNat
V1
active
isLNat
take
V1
V2
mark
U101
isNatural
V1
V2
active
isNatural
0
mark
tt
active
isNatural
head
V1
mark
U111
isLNat
V1
active
isNatural
s
V1
mark
U121
isNatural
V1
active
isNatural
sel
V1
V2
mark
U131
isNatural
V1
V2
active
isPLNat
pair
V1
V2
mark
U141
isLNat
V1
V2
active
isPLNat
splitAt
V1
V2
mark
U151
isNatural
V1
V2
active
natsFrom
N
mark
U161
isNatural
N
N
active
sel
N
XS
mark
U171
isNatural
N
N
XS
active
snd
pair
X
Y
mark
U181
isLNat
X
Y
active
splitAt
0
XS
mark
U191
isLNat
XS
XS
active
splitAt
s
N
cons
X
XS
mark
U201
isNatural
N
N
X
XS
active
tail
cons
N
XS
mark
U211
isNatural
N
XS
active
take
N
XS
mark
U221
isNatural
N
N
XS
active
U101
X1
X2
U101
active
X1
X2
active
U102
X
U102
active
X
active
U11
X1
X2
X3
U11
active
X1
X2
X3
active
U12
X1
X2
X3
U12
active
X1
X2
X3
active
U111
X
U111
active
X
active
snd
X
snd
active
X
active
splitAt
X1
X2
splitAt
active
X1
X2
active
splitAt
X1
X2
splitAt
X1
active
X2
active
U121
X
U121
active
X
active
U131
X1
X2
U131
active
X1
X2
active
U132
X
U132
active
X
active
U141
X1
X2
U141
active
X1
X2
active
U142
X
U142
active
X
active
U151
X1
X2
U151
active
X1
X2
active
U152
X
U152
active
X
active
U161
X1
X2
U161
active
X1
X2
active
cons
X1
X2
cons
active
X1
X2
active
natsFrom
X
natsFrom
active
X
active
s
X
s
active
X
active
U171
X1
X2
X3
U171
active
X1
X2
X3
active
U172
X1
X2
X3
U172
active
X1
X2
X3
active
head
X
head
active
X
active
afterNth
X1
X2
afterNth
active
X1
X2
active
afterNth
X1
X2
afterNth
X1
active
X2
active
U181
X1
X2
U181
active
X1
X2
active
U182
X1
X2
U182
active
X1
X2
active
U191
X1
X2
U191
active
X1
X2
active
pair
X1
X2
pair
active
X1
X2
active
pair
X1
X2
pair
X1
active
X2
active
U201
X1
X2
X3
X4
U201
active
X1
X2
X3
X4
active
U202
X1
X2
X3
X4
U202
active
X1
X2
X3
X4
active
U203
X1
X2
X3
X4
U203
active
X1
X2
X3
X4
active
U204
X1
X2
U204
active
X1
X2
active
U21
X1
X2
X3
U21
active
X1
X2
X3
active
U22
X1
X2
U22
active
X1
X2
active
U211
X1
X2
U211
active
X1
X2
active
U212
X1
X2
U212
active
X1
X2
active
U221
X1
X2
X3
U221
active
X1
X2
X3
active
U222
X1
X2
X3
U222
active
X1
X2
X3
active
fst
X
fst
active
X
active
U31
X1
X2
X3
U31
active
X1
X2
X3
active
U32
X1
X2
U32
active
X1
X2
active
U41
X1
X2
U41
active
X1
X2
active
U42
X
U42
active
X
active
U51
X1
X2
U51
active
X1
X2
active
U52
X
U52
active
X
active
U61
X
U61
active
X
active
U71
X
U71
active
X
active
U81
X
U81
active
X
active
U91
X
U91
active
X
active
tail
X
tail
active
X
active
take
X1
X2
take
active
X1
X2
active
take
X1
X2
take
X1
active
X2
active
sel
X1
X2
sel
active
X1
X2
active
sel
X1
X2
sel
X1
active
X2
U101
mark
X1
X2
mark
U101
X1
X2
U102
mark
X
mark
U102
X
U11
mark
X1
X2
X3
mark
U11
X1
X2
X3
U12
mark
X1
X2
X3
mark
U12
X1
X2
X3
U111
mark
X
mark
U111
X
snd
mark
X
mark
snd
X
splitAt
mark
X1
X2
mark
splitAt
X1
X2
splitAt
X1
mark
X2
mark
splitAt
X1
X2
U121
mark
X
mark
U121
X
U131
mark
X1
X2
mark
U131
X1
X2
U132
mark
X
mark
U132
X
U141
mark
X1
X2
mark
U141
X1
X2
U142
mark
X
mark
U142
X
U151
mark
X1
X2
mark
U151
X1
X2
U152
mark
X
mark
U152
X
U161
mark
X1
X2
mark
U161
X1
X2
cons
mark
X1
X2
mark
cons
X1
X2
natsFrom
mark
X
mark
natsFrom
X
s
mark
X
mark
s
X
U171
mark
X1
X2
X3
mark
U171
X1
X2
X3
U172
mark
X1
X2
X3
mark
U172
X1
X2
X3
head
mark
X
mark
head
X
afterNth
mark
X1
X2
mark
afterNth
X1
X2
afterNth
X1
mark
X2
mark
afterNth
X1
X2
U181
mark
X1
X2
mark
U181
X1
X2
U182
mark
X1
X2
mark
U182
X1
X2
U191
mark
X1
X2
mark
U191
X1
X2
pair
mark
X1
X2
mark
pair
X1
X2
pair
X1
mark
X2
mark
pair
X1
X2
U201
mark
X1
X2
X3
X4
mark
U201
X1
X2
X3
X4
U202
mark
X1
X2
X3
X4
mark
U202
X1
X2
X3
X4
U203
mark
X1
X2
X3
X4
mark
U203
X1
X2
X3
X4
U204
mark
X1
X2
mark
U204
X1
X2
U21
mark
X1
X2
X3
mark
U21
X1
X2
X3
U22
mark
X1
X2
mark
U22
X1
X2
U211
mark
X1
X2
mark
U211
X1
X2
U212
mark
X1
X2
mark
U212
X1
X2
U221
mark
X1
X2
X3
mark
U221
X1
X2
X3
U222
mark
X1
X2
X3
mark
U222
X1
X2
X3
fst
mark
X
mark
fst
X
U31
mark
X1
X2
X3
mark
U31
X1
X2
X3
U32
mark
X1
X2
mark
U32
X1
X2
U41
mark
X1
X2
mark
U41
X1
X2
U42
mark
X
mark
U42
X
U51
mark
X1
X2
mark
U51
X1
X2
U52
mark
X
mark
U52
X
U61
mark
X
mark
U61
X
U71
mark
X
mark
U71
X
U81
mark
X
mark
U81
X
U91
mark
X
mark
U91
X
tail
mark
X
mark
tail
X
take
mark
X1
X2
mark
take
X1
X2
take
X1
mark
X2
mark
take
X1
X2
sel
mark
X1
X2
mark
sel
X1
X2
sel
X1
mark
X2
mark
sel
X1
X2
proper
U101
X1
X2
U101
proper
X1
proper
X2
proper
tt
ok
tt
proper
U102
X
U102
proper
X
proper
isLNat
X
isLNat
proper
X
proper
U11
X1
X2
X3
U11
proper
X1
proper
X2
proper
X3
proper
U12
X1
X2
X3
U12
proper
X1
proper
X2
proper
X3
proper
U111
X
U111
proper
X
proper
snd
X
snd
proper
X
proper
splitAt
X1
X2
splitAt
proper
X1
proper
X2
proper
U121
X
U121
proper
X
proper
U131
X1
X2
U131
proper
X1
proper
X2
proper
U132
X
U132
proper
X
proper
U141
X1
X2
U141
proper
X1
proper
X2
proper
U142
X
U142
proper
X
proper
U151
X1
X2
U151
proper
X1
proper
X2
proper
U152
X
U152
proper
X
proper
U161
X1
X2
U161
proper
X1
proper
X2
proper
cons
X1
X2
cons
proper
X1
proper
X2
proper
natsFrom
X
natsFrom
proper
X
proper
s
X
s
proper
X
proper
U171
X1
X2
X3
U171
proper
X1
proper
X2
proper
X3
proper
U172
X1
X2
X3
U172
proper
X1
proper
X2
proper
X3
proper
head
X
head
proper
X
proper
afterNth
X1
X2
afterNth
proper
X1
proper
X2
proper
U181
X1
X2
U181
proper
X1
proper
X2
proper
U182
X1
X2
U182
proper
X1
proper
X2
proper
U191
X1
X2
U191
proper
X1
proper
X2
proper
pair
X1
X2
pair
proper
X1
proper
X2
proper
nil
ok
nil
proper
U201
X1
X2
X3
X4
U201
proper
X1
proper
X2
proper
X3
proper
X4
proper
U202
X1
X2
X3
X4
U202
proper
X1
proper
X2
proper
X3
proper
X4
proper
isNatural
X
isNatural
proper
X
proper
U203
X1
X2
X3
X4
U203
proper
X1
proper
X2
proper
X3
proper
X4
proper
U204
X1
X2
U204
proper
X1
proper
X2
proper
U21
X1
X2
X3
U21
proper
X1
proper
X2
proper
X3
proper
U22
X1
X2
U22
proper
X1
proper
X2
proper
U211
X1
X2
U211
proper
X1
proper
X2
proper
U212
X1
X2
U212
proper
X1
proper
X2
proper
U221
X1
X2
X3
U221
proper
X1
proper
X2
proper
X3
proper
U222
X1
X2
X3
U222
proper
X1
proper
X2
proper
X3
proper
fst
X
fst
proper
X
proper
U31
X1
X2
X3
U31
proper
X1
proper
X2
proper
X3
proper
U32
X1
X2
U32
proper
X1
proper
X2
proper
U41
X1
X2
U41
proper
X1
proper
X2
proper
U42
X
U42
proper
X
proper
U51
X1
X2
U51
proper
X1
proper
X2
proper
U52
X
U52
proper
X
proper
U61
X
U61
proper
X
proper
U71
X
U71
proper
X
proper
U81
X
U81
proper
X
proper
U91
X
U91
proper
X
proper
isPLNat
X
isPLNat
proper
X
proper
tail
X
tail
proper
X
proper
take
X1
X2
take
proper
X1
proper
X2
proper
0
ok
0
proper
sel
X1
X2
sel
proper
X1
proper
X2
U101
ok
X1
ok
X2
ok
U101
X1
X2
U102
ok
X
ok
U102
X
isLNat
ok
X
ok
isLNat
X
U11
ok
X1
ok
X2
ok
X3
ok
U11
X1
X2
X3
U12
ok
X1
ok
X2
ok
X3
ok
U12
X1
X2
X3
U111
ok
X
ok
U111
X
snd
ok
X
ok
snd
X
splitAt
ok
X1
ok
X2
ok
splitAt
X1
X2
U121
ok
X
ok
U121
X
U131
ok
X1
ok
X2
ok
U131
X1
X2
U132
ok
X
ok
U132
X
U141
ok
X1
ok
X2
ok
U141
X1
X2
U142
ok
X
ok
U142
X
U151
ok
X1
ok
X2
ok
U151
X1
X2
U152
ok
X
ok
U152
X
U161
ok
X1
ok
X2
ok
U161
X1
X2
cons
ok
X1
ok
X2
ok
cons
X1
X2
natsFrom
ok
X
ok
natsFrom
X
s
ok
X
ok
s
X
U171
ok
X1
ok
X2
ok
X3
ok
U171
X1
X2
X3
U172
ok
X1
ok
X2
ok
X3
ok
U172
X1
X2
X3
head
ok
X
ok
head
X
afterNth
ok
X1
ok
X2
ok
afterNth
X1
X2
U181
ok
X1
ok
X2
ok
U181
X1
X2
U182
ok
X1
ok
X2
ok
U182
X1
X2
U191
ok
X1
ok
X2
ok
U191
X1
X2
pair
ok
X1
ok
X2
ok
pair
X1
X2
U201
ok
X1
ok
X2
ok
X3
ok
X4
ok
U201
X1
X2
X3
X4
U202
ok
X1
ok
X2
ok
X3
ok
X4
ok
U202
X1
X2
X3
X4
isNatural
ok
X
ok
isNatural
X
U203
ok
X1
ok
X2
ok
X3
ok
X4
ok
U203
X1
X2
X3
X4
U204
ok
X1
ok
X2
ok
U204
X1
X2
U21
ok
X1
ok
X2
ok
X3
ok
U21
X1
X2
X3
U22
ok
X1
ok
X2
ok
U22
X1
X2
U211
ok
X1
ok
X2
ok
U211
X1
X2
U212
ok
X1
ok
X2
ok
U212
X1
X2
U221
ok
X1
ok
X2
ok
X3
ok
U221
X1
X2
X3
U222
ok
X1
ok
X2
ok
X3
ok
U222
X1
X2
X3
fst
ok
X
ok
fst
X
U31
ok
X1
ok
X2
ok
X3
ok
U31
X1
X2
X3
U32
ok
X1
ok
X2
ok
U32
X1
X2
U41
ok
X1
ok
X2
ok
U41
X1
X2
U42
ok
X
ok
U42
X
U51
ok
X1
ok
X2
ok
U51
X1
X2
U52
ok
X
ok
U52
X
U61
ok
X
ok
U61
X
U71
ok
X
ok
U71
X
U81
ok
X
ok
U81
X
U91
ok
X
ok
U91
X
isPLNat
ok
X
ok
isPLNat
X
tail
ok
X
ok
tail
X
take
ok
X1
ok
X2
ok
take
X1
X2
sel
ok
X1
ok
X2
ok
sel
X1
X2
top
mark
X
top
proper
X
top
ok
X
top
active
X
active
1
U101
2
tt
0
mark
1
U102
1
isLNat
1
U11
3
U12
3
U111
1
snd
1
splitAt
2
U121
1
U131
2
U132
1
U141
2
U142
1
U151
2
U152
1
U161
2
cons
2
natsFrom
1
s
1
U171
3
U172
3
head
1
afterNth
2
U181
2
U182
2
U191
2
pair
2
nil
0
U201
4
U202
4
isNatural
1
U203
4
U204
2
U21
3
U22
2
U211
2
U212
2
U221
3
U222
3
fst
1
U31
3
U32
2
U41
2
U42
1
U51
2
U52
1
U61
1
U71
1
U81
1
U91
1
isPLNat
1
tail
1
take
2
0
0
sel
2
proper
1
ok
1
top
1
INNERMOST
./TRS/TRCSR/inn/LISTUTILITIES_nokinds_noand_C.trs