One boy jumps over several other boys laying in the snow with his sled, while one boy sits on one end.
The boys are at the beach.
The boys cannot be laying in snow at the beach.
exists e2 e1 p1 s1 x1 x2 x3 x4 x5.(n_snow(x4) & over(e1,x2) & exists e3 x6 x7.(on(e3,x7) & n_end(x7) & card_eq_1(x7) & Actor(e3,x6) & v_sit(e3) & n_boy(x6) & card_eq_1(x6)) & while(e2,p1) & in(e2,x4) & with(x4,x5) & n_sled(x5) & of(x5,x2) & n_male(x2) & Actor(e2,x3) & v_lay(e2) & (x2 = x3) & -(x2 = x1) & n_boy(x1) & n_boy(x1) & n_boy(x2) & a_several(s1) & Theme(s1,x2) & Actor(e1,x1) & v_jump(e1) & card_eq_1(x1))
exists p1 x1 x2.(n_beach(x2) & n_boy(x1) & at(x1,x2))