Two friends hold trophies.
A person rides a bicycle alone.
Two friends cannot be alone.
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_hold(e1) & n_trophy(x2) & n_friend(x1) & card_eq_2(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_ride(e1) & r_alone(x2) & n_bicycle(x2) & n_person(x1))