Man in blue shirt plays foosball along side a woman in a white shirt.
The people are a couple.
Not all man and woman are a couple.
exists e1 s1 x1 x2 x3.(all x4.(n_woman(x4) -> exists s2 x5 x6.(in(e1,x6) & n_shirt(x6) & a_white(s2) & Theme(s2,x6) & along(e1,x5) & for(x5,x4) & n_side(x5))) & Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & n_foosball(x3) & in(x1,x2) & n_shirt(x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1.(n_people(x1) & exists x2.((x1 = x2) & n_couple(x2)))