(c3) (h_) (f_') (h) (g') (f) (e') (g) (f.) (,) (e) (d') (f) (h) (i) (j) (ih) (h) (hg) (f) (fi) (hi) (f.) (f.) (;) (f') (i) (h) (g') (h) (f') (f) (e) (f) (e) (d_c) (,) (e) (ef) (ef) (d.) (d.) (::) (h) (h) (i) (g) (h) (f.) (::)