A man with brown hair is shaving.
A man is shaving.
If a man with brown hair is shaving then there is a man shaving.
exists e1 s1 x1 x2.(Actor(e1,x1) & v_shave(e1) & with(x1,x2) & n_hair(x2) & a_brown(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_shave(e1) & n_man(x1))