Two girls swim in the ocean.
The girls are sleeping.
either the girls are sleeping or swimming
exists e1 x1 x2.(n_ocean(x2) & in(e1,x2) & Actor(e1,x1) & v_swim(e1) & n_girl(x1) & card_eq_2(x1))
exists e1 x1.(n_girl(x1) & Actor(e1,x1) & v_sleep(e1))