a__f
X
cons
mark
X
f
g
X
a__g
0
s
0
a__g
s
X
s
s
a__g
mark
X
a__sel
0
cons
X
Y
mark
X
a__sel
s
X
cons
Y
Z
a__sel
mark
X
mark
Z
mark
f
X
a__f
mark
X
mark
g
X
a__g
mark
X
mark
sel
X1
X2
a__sel
mark
X1
mark
X2
mark
cons
X1
X2
cons
mark
X1
X2
mark
0
0
mark
s
X
s
mark
X
a__f
X
f
X
a__g
X
g
X
a__sel
X1
X2
sel
X1
X2
a__f
1
cons
2
mark
1
f
1
g
1
a__g
1
0
0
s
1
a__sel
2
sel
2
INNERMOST
./TRS/TRCSR/Ex4_Zan97_GM.trs