A man works on the wheel of a train.
This gentlemen is working on repairing a TV.
Man repairing a TV cant happen on the wheel of a train
exists e1 x1 x2 x3.(n_wheel(x2) & on(e1,x2) & of(x2,x3) & n_train(x3) & Actor(e1,x1) & v_work(e1) & n_man(x1))
exists e2 e1 x1 x2 x3.(n_gentleman(x1) & on(e1,e2) & Theme(e2,x3) & Actor(e2,x2) & v_repair(e2) & n_tv(x3) & Actor(e1,x1) & v_work(e1))