A man in blue takes a photo of the person taking a photo of him.
A man in red riding a bike.
The man cannot be wearing blue and red at the same time
exists e1 e2 x1 x2 x3 x4 x5.(n_male(x4) & n_person(x4) & for(e1,e2) & Theme(e2,x5) & Actor(e2,x1) & v_take(e2) & of(x5,x4) & n_photo(x5) & Theme(e1,x3) & Actor(e1,x1) & v_take(e1) & of(x3,x4) & n_photo(x3) & in(x1,x2) & n_blue(x2) & n_man(x1))
exists x1.(all x2.(n_bike(x2) -> exists s1 x3.(a_topic(x1) & in(x1,x3) & for(x3,x2) & n_riding(x3) & a_red(s1) & Theme(s1,x3))) & n_man(x1))