f
X
cons
X
n__f
n__g
X
g
0
s
0
g
s
X
s
s
g
X
sel
0
cons
X
Y
X
sel
s
X
cons
Y
Z
sel
X
activate
Z
f
X
n__f
X
g
X
n__g
X
activate
n__f
X
f
activate
X
activate
n__g
X
g
activate
X
activate
X
X
f
1
cons
2
n__f
1
n__g
1
g
1
0
0
s
1
sel
2
activate
1
INNERMOST
./TRS/TRCSR/Ex4_Zan97_FR.trs