A man excitedly pushing in lawn mower in the backyard of a house.
A man is mowing the lawn
The man is using a push mower in the backyard which must be a lawn if he is mowing it.
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_backyard(x5) & a_topic(x1) & a_excitedly(s1) & Manner(e1,s1) & in(e1,x5) & of(x5,x6) & n_house(x6) & in(e1,x3) & n_mower(x3) & of(x3,x4) & n_lawn(x4) & Actor(e1,x2) & v_push(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2.(n_lawn(x2) & Theme(e1,x2) & Actor(e1,x1) & v_mow(e1) & n_man(x1))