Men who are walking in front of park benches.
The men have come to the park to play frisbee.
Not all men know or want to play frisbee.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & in(e1,x3) & of(x3,x4) & n_bench(x4) & of(x4,x5) & n_park(x5) & n_front(x3) & Actor(e1,x2) & v_walk(e1) & (x1 = x2) & n_man(x1))
exists e1 p1 x1 x2.(n_park(x2) & n_man(x1) & Topic(e1,p1) & exists e2 x3.(Theme(e2,x3) & Actor(e2,x1) & v_play(e2) & n_frisbee(x3)) & to(e1,x2) & Actor(e1,x1) & v_come(e1))