Two men; one in a blue shirt and ball cap, and the other in a white shirt playing frisbee on a field near an airport.
Two men are watching planes while tossing a frisbee.
Playing frisbee does not imply watching planes.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12 x13.(n_other(x8) & a_topic(s1) & subset_of(x2,s1) & subset_of(x5,x2) & subset_of(x8,x5) & in(x8,x9) & near(e1,x13) & n_airport(x13) & on(e1,x12) & n_field(x12) & Theme(e1,x11) & Actor(e1,x10) & v_play(e1) & n_frisbee(x11) & (x9 = x10) & n_shirt(x9) & a_white(s3) & Theme(s3,x9) & subset_of(x6,x5) & n_cap(x6) & of(x6,x7) & n_ball(x7) & subset_of(x3,x2) & in(x3,x4) & n_shirt(x4) & a_blue(s2) & Theme(s2,x4) & n_thing(x3) & card_eq_1(x3) & subset_of(x1,s1) & n_man(x1) & card_eq_2(x1))
exists e1 e2 x1 x2 x3.(while(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_toss(e2) & n_frisbee(x3) & Theme(e1,x2) & Actor(e1,x1) & v_watch(e1) & n_plane(x2) & n_man(x1) & card_eq_2(x1))