A lady is playing with the baby laying on the couch.
Two people inside
A lady and baby are two people, and a couch is normally found inside.
exists e1 e2 x1 x2 x3 x4.(n_couch(x4) & n_baby(x2) & with(e1,x2) & on(e2,x4) & Actor(e2,x3) & v_lay(e2) & (x2 = x3) & Actor(e1,x1) & v_play(e1) & n_lady(x1))
exists x1.(a_topic(x1) & r_inside(x1) & n_people(x1) & card_eq_2(x1))