Two scuba divers underwater wearing white shirts and scuba equipment along with fins on their feet.
These two scuba divers are experienced scuba instructors.
the divers are not necesssarily experienced scuba instructors.
exists e1 p1 x1 x2 x8.(exists e2 s1 x3 x4 x5 x6 x7.(Theme(e2,x3) & Actor(e2,x1) & v_wear(e2) & with(x6,x7) & on(x7,x8) & n_fin(x7) & along(x3,x6) & n_thing(x6) & n_equipment(x3) & of(x3,x5) & n_scuba(x5) & of(x3,x4) & n_shirt(x4) & a_white(s1) & Theme(s1,x3)) & n_foot(x8) & of(x8,x1) & n_thing(x1) & Topic(e1,p1) & Actor(e1,x1) & v_underwater(e1) & n_diver(x1) & of(x1,x2) & n_scuba(x2) & card_eq_2(x1))
exists p1 x1 x2.(n_diver(x1) & of(x1,x2) & n_scuba(x2) & card_eq_2(x1) & exists s1 x3 x4.((x1 = x3) & n_instructor(x3) & of(x3,x4) & n_scuba(x4) & a_experienced(s1) & Theme(s1,x3)))