(f3) (fgwh) (f) (f) (fg) (f_') (,) (f) (f') (e) (f_h) (g) (e.) (e.) (;) (g') (i) (h') (f) (h_i) (g') (h>) (f.) (f.) (::) (h) (h) (h) (g) (ef) (f.) (::)