Seven people jumping at the same time along a beach.
They are jumping on a sandy surface.
Beach implies sandy surface.
exists e1 s1 x1 x2 x3 x4.(n_time(x3) & a_same(s1) & Theme(s1,x3) & a_topic(x1) & at(e1,x3) & along(x3,x4) & n_beach(x4) & Actor(e1,x2) & v_jump(e1) & (x1 = x2) & n_people(x1) & card_eq_7(x1))
exists e1 s1 x1.(on(e1,x1) & n_surface(x1) & a_sandy(s1) & Theme(s1,x1) & Actor(e1,x1) & v_jump(e1) & n_thing(x1))