A man walking with his hands in his pants pockets.
A gentleman running in a marathon.
One cannot be running and walking at the same time.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & in(e1,x4) & n_pocket(x4) & of(x4,x5) & n_pants(x5) & of(x4,x1) & n_male(x1) & n_male(x1) & with(e1,x3) & n_hand(x3) & of(x3,x1) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_marathon(x3) & Actor(e1,x2) & v_run(e1) & (x1 = x2) & n_gentleman(x1))