These three boys are trying to carry some wood.
The boys are burning the wood.
The boys cannot be carrying wood and burning the wood at the same time.
exists e1 p1 x1.(n_boy(x1) & card_eq_3(x1) & Topic(e1,p1) & Actor(e1,x1) & v_try(e1) & exists e2 x2.(Theme(e2,x2) & Actor(e2,x1) & v_carry(e2) & n_wood(x2)))
exists e1 x1 x2.(n_wood(x2) & n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_burn(e1))