a__and
tt
X
mark
X
a__plus
N
0
mark
N
a__plus
N
s
M
s
a__plus
mark
N
mark
M
mark
and
X1
X2
a__and
mark
X1
X2
mark
plus
X1
X2
a__plus
mark
X1
mark
X2
mark
tt
tt
mark
0
0
mark
s
X
s
mark
X
a__and
X1
X2
and
X1
X2
a__plus
X1
X2
plus
X1
X2
a__and
2
tt
0
mark
1
a__plus
2
0
0
s
1
and
2
plus
2
FULL
./TRS/TRCSR/PEANO_nosorts_GM.trs