A man is looking through a microscope and working on electronics.
A man is looking at something under a science instrument.
A microscope is a science instrument.
exists e1 e2 x1 x2 x3 x4.(on(e2,x4) & n_electronics(x4) & Actor(e2,x3) & v_work(e2) & n_man(x3) & through(e1,x2) & n_microscope(x2) & Actor(e1,x1) & v_look(e1) & n_man(x1))
exists e1 x1 x2 x3 x4.(at(e1,x2) & under(x2,x3) & n_instrument(x3) & of(x3,x4) & n_science(x4) & n_thing(x2) & Actor(e1,x1) & v_look(e1) & n_man(x1))