cond
true
x
y
z
cond
and
gr
x
z
gr
y
z
p
x
p
y
z
and
true
true
true
and
x
false
false
and
false
x
false
gr
0
0
false
gr
0
x
false
gr
s
x
0
true
gr
s
x
s
y
gr
x
y
p
0
0
p
s
x
x
cond
4
true
0
and
2
gr
2
p
1
false
0
0
0
s
1
INNERMOST
./TRS/Beerendonk/9.trs