(c4) (h) (h) (g_i) (h.) (,) (f'_) (g) (g) (h') (g) (f'_) (,) (h) (h') (g) (g') (h) (f_e) (d.) (;) (g) (g) (gh) (g) (fg) (f) (f) (fg) (f'_) (,) (f) (fe) (c') (f) (e) (d.) (::)