This boy is doing a stunt with a tow rope and skateboard.
The boy is eating lunch.
The boy cannot be eating lunch at the same time he is doing a stunt with a tow rope and a skateboard.
exists e1 x1 x2 x3 x4 x5 x6.(n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_do(e1) & with(x2,x3) & n_skateboard(x5) & n_rope(x4) & of(x4,x6) & n_tow(x6) & subset_of(x5,x3) & subset_of(x4,x3) & n_stunt(x2))
exists p1 x1.(n_boy(x1) & exists s1 x2.((x1 = x2) & n_lunch(x2) & a_eating(s1) & Theme(s1,x2)))