Three friends enjoying the water.
Three friends are in the water.
The friends enjoying the water imply they are in the water
exists e1 x1 x2.(n_water(x2) & Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1) & n_friend(x1) & card_eq_3(x1))
exists p1 x1 x2.(n_water(x2) & in(x1,x2) & n_friend(x1) & card_eq_3(x1))