The two people gazed at the unique pictures on the wall.
the man is at home sleeping
The man would not be at home sleeping if he is gazing at pictures.
exists e1 s1 x1 x2 x3.(n_wall(x3) & n_picture(x2) & a_unique(s1) & Theme(s1,x2) & n_people(x1) & card_eq_2(x1) & on(e1,x3) & at(e1,x2) & Theme(e1,x1) & v_gaze(e1))
exists p1 x1.(n_man(x1) & exists x2 x3.(at(x1,x2) & n_sleeping(x2) & of(x2,x3) & n_home(x3)))