A man and a woman are painting a mural outside on the ground.
a couple paints on the ground
The man and woman are not necessarily a couple.
exists e1 x1 x2 x3 x4 x5 x6.(n_ground(x6) & on(e1,x6) & Theme(e1,x4) & Actor(e1,x1) & v_paint(e1) & n_outside(x4) & of(x4,x5) & n_mural(x5) & subset_of(x3,x1) & n_woman(x3) & subset_of(x2,x1) & n_man(x2))
exists x1 x2 x3.(n_ground(x3) & a_topic(x1) & on(x1,x3) & n_paint(x1) & of(x1,x2) & n_couple(x2))