A couple walking hand and hand by the waves on the beach.
Two people are walking by the beach.
Two people are a couple, and waves implies beach.
exists e1 x1 x2 x3 x4 x5 x6 x7.(n_beach(x7) & n_wave(x6) & a_topic(x1) & on(e1,x7) & by(e1,x6) & Theme(e1,x3) & Actor(e1,x2) & v_walk(e1) & n_hand(x5) & n_hand(x4) & subset_of(x5,x3) & subset_of(x4,x3) & (x1 = x2) & n_couple(x1))
exists e1 x1 x2.(n_beach(x2) & by(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1) & card_eq_2(x1))