Cargo is being loaded onto a ship.
A group of people board a sailboat.
People cannot be cargo.
exists e1 x1 x2.(ne_nam_cargo(x1) & onto(e1,x2) & n_ship(x2) & Theme(e1,x1) & v_load(e1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_board(e1) & n_sailboat(x3) & of(x1,x2) & n_people(x2) & n_group(x1))