A gentleman in a white lab coat is peering into a microscope.
The man is wearing black.
The man cannot wear a white lab coat if he is wearing black.
exists e1 s1 x1 x2 x3 x4.(into(e1,x4) & n_microscope(x4) & Actor(e1,x1) & v_peer(e1) & in(x1,x2) & n_coat(x2) & of(x2,x3) & n_lab(x3) & a_white(s1) & Theme(s1,x2) & n_gentleman(x1))
exists e1 p1 x1.(n_man(x1) & exists s1.(Theme(s1,x1) & a_black(s1)) & Topic(e1,p1) & Actor(e1,x1) & v_wear(e1))