# Unigram
# orth
U00:%x[-2,0]
U01:%x[-1,0]
U02:%x[0,0]
U03:%x[1,0]
U04:%x[2,0]
U05:%x[-1,0]/%x[0,0]
U06:%x[0,0]/%x[1,0]

# class
U10:%x[-2,1]
U11:%x[-1,1]
U12:%x[0,1]
U13:%x[1,1]
U14:%x[2,1]
U15:%x[-2,1]/%x[-1,1]
U16:%x[-1,1]/%x[0,1]
U17:%x[0,1]/%x[1,1]
U18:%x[1,1]/%x[2,1]

# cas
U20:%x[-2,2]
U21:%x[-1,2]
U22:%x[0,2]
U23:%x[1,2]
U24:%x[2,2]

# gnd
U30:%x[-2,3]
U31:%x[-1,3]
U32:%x[0,3]
U33:%x[1,3]
U34:%x[2,3]

# nmb
U40:%x[-2,4]
U41:%x[-1,4]
U42:%x[0,4]
U43:%x[1,4]
U44:%x[2,4]

# agr
U50:%x[-1,5] # agr(0,1) -> agr(-1,0)
U51:%x[0,5] # agr(0,1)
U52:%x[-1,6] # agr..(-1,1) -> agr(-2,0)
U53:%x[0,6] # (-1,1)
U54:%x[1,6] # ... -> (0,2)

# regex feats
#U60:%x[-1,7]/%x[-1,8]
U61:%x[0,7]/%x[0,8]
#U62:%x[1,7]/%x[1,8]

# wordclass trigrams
U80:%x[-2,1]/%x[-1,1]/%x[0,1]
U81:%x[-1,1]/%x[0,1]/%x[1,1]
U82:%x[0,1]/%x[1,1]/%x[2,1]

# Bigram
B