This wedding photo shows the wedding party, in purple and white, gathered outside.
The wedding party is not wearing any purple.
The wedding party cannot be wearing purple and not purple.
exists e1 e2 e3 s1 s2 s3 x1 x2 x3 x4 x5 x6.(n_party(x3) & Actor(e1,x3) & v_wed(e1) & n_photo(x1) & of(x1,x2) & n_wedding(x2) & Theme(e3,x3) & Actor(e3,x1) & v_show(e3) & a_outside(s3) & Manner(e2,s3) & Theme(e2,x6) & v_gather(e2) & (x3 = x6) & Theme(s2,x5) & a_white(s2) & (x3 = x5) & Theme(s1,x4) & a_purple(s1) & (x3 = x4))
exists e1 x1.(n_party(x1) & Actor(e1,x1) & v_wed(e1) & -all x2.(n_purple(x2) -> exists e2.(Theme(e2,x2) & Actor(e2,x1) & v_wear(e2))))