# Fig4a paper example : \frac{a}{6^d}
# one mis-labeled stroke

N,s1, a, 1.0
N, s2, hline, 1.0
N, s3, 6, 1.0
N, s4, d, 1.0
N, s5, d, 1.0

E, s2, s1, U, 1.0
E, s2, s3, D, 1.0
E, s2, s4, D, 1.0
E, s2, s5, D, 1.0
E, s3, s4, Sup, 1.0
E, s3, s5, Sup, 1.0
E, s4, s5, *, 1.0
E, s5, s4, *, 1.0


