A boy at a gun range aims and shoots.
A lad fires a weapon.
The boy can also be called a lad, he is at a gun range and then fires the weapon in order to shoot at the range.
exists x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x5) & Time(x5,x8) & n_shoot(x8) & at(x5,x6) & n_range(x6) & of(x6,x7) & n_gun(x7) & n_boy(x5) & a_topic(x1) & Time(x1,x4) & n_aim(x4) & at(x1,x2) & n_range(x2) & of(x2,x3) & n_gun(x3) & n_boy(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_fire(e1) & n_weapon(x2) & n_lad(x1))