A man looking in the mirror while shaving his head.
a man with long hair trims his beard
Shaving head and trimming beard cannot be done simultaneously, and a man with long hair would not have a shaved head.
exists e2 e1 x1 x2 x3 x4.(n_head(x4) & of(x4,x3) & n_male(x3) & n_mirror(x3) & a_topic(x1) & while(e1,e2) & Theme(e2,x4) & Actor(e2,x2) & v_shave(e2) & in(e1,x3) & Actor(e1,x2) & v_look(e1) & (x1 = x2) & n_man(x1))
exists e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_trim(e1) & n_beard(x3) & of(x3,x1) & n_male(x1) & with(x1,x2) & n_hair(x2) & a_long(s1) & Theme(s1,x2) & n_man(x1))