U11
tt
N
X
XS
U12
splitAt
N
XS
X
U12
pair
YS
ZS
X
pair
cons
X
YS
ZS
afterNth
N
XS
snd
splitAt
N
XS
and
tt
X
X
fst
pair
X
Y
X
head
cons
N
XS
N
natsFrom
N
cons
N
natsFrom
s
N
sel
N
XS
head
afterNth
N
XS
snd
pair
X
Y
Y
splitAt
0
XS
pair
nil
XS
splitAt
s
N
cons
X
XS
U11
tt
N
X
XS
tail
cons
N
XS
XS
take
N
XS
fst
splitAt
N
XS
U11
4
1
tt
0
U12
2
1
splitAt
2
1
2
pair
2
1
2
cons
2
1
afterNth
2
1
2
snd
1
1
and
2
1
fst
1
1
head
1
1
natsFrom
1
1
s
1
1
sel
2
1
2
0
0
nil
0
tail
1
1
take
2
1
2
FULL
./TRS/CSR_Maude/PEPM04/LISTUTILITIES_nosorts.trs