Two girls climbing out of a mud pit by a beach.
The girls are climbing out of a volcano.
They are either climbing out of a mud pit or out of a volcano.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & by(e1,x5) & n_beach(x5) & of(e1,x3) & n_pit(x3) & of(x3,x4) & n_mud(x4) & r_out(e1) & Actor(e1,x2) & v_climb(e1) & (x1 = x2) & n_girl(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_girl(x1) & of(e1,x2) & n_volcano(x2) & r_out(e1) & Actor(e1,x1) & v_climb(e1))