A person drives an ATV through mud.
A person is driving a pickup truck.
One cannot drive a pickup truck and a ATV at the same time.
exists e1 x1 x2 x3.(through(e1,x3) & n_mud(x3) & Theme(e1,x2) & Actor(e1,x1) & v_drive(e1) & ne_org_atv(x2) & n_person(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_drive(e1) & n_truck(x2) & of(x2,x3) & n_pickup(x3) & n_person(x1))