Three boys are performing a human jump rope on a sandy beach.
Three boys are playing frisbee on a sandy beach.
Boys cannot be performing a human jump rope and be playing frisbee at the same time.
exists e1 s1 s2 x1 x2 x3 x4.(on(e1,x4) & n_beach(x4) & a_sandy(s2) & Theme(s2,x4) & Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & n_rope(x2) & of(x2,x3) & n_jump(x3) & a_human(s1) & Theme(s1,x2) & n_boy(x1) & card_eq_3(x1))
exists e1 s1 x1 x2 x3.(on(e1,x3) & n_beach(x3) & a_sandy(s1) & Theme(s1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_frisbee(x2) & n_boy(x1) & card_eq_3(x1))