many people carry their drums.
Some people have some instruments.
Drums are musical instruments.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_carry(e1) & n_drum(x2) & of(x2,x1) & n_thing(x1) & n_people(x1) & n_quantity(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_have(e1) & n_instrument(x2) & n_people(x1))