Two black and white dogs and one has something blue in its mouth.
Two birds are singing.
These two aren't related. The dogs can have something in it's mouth and birds can be singing.
exists e1 s1 s2 s3 x1 x2 x3 x4 x5 x6.(Theme(e1,x4) & Actor(e1,x1) & v_have(e1) & in(x4,x6) & n_mouth(x6) & of(x6,x2) & n_thing(x2) & Theme(s3,x5) & a_blue(s3) & (x4 = x5) & n_thing(x4) & subset_of(x3,x1) & n_thing(x3) & card_eq_1(x3) & subset_of(x2,x1) & n_dog(x2) & a_white(s2) & Theme(s2,x2) & a_black(s1) & Theme(s1,x2) & card_eq_2(x2))
exists e1 x1.(Actor(e1,x1) & v_sing(e1) & n_bird(x1) & card_eq_2(x1))