Man in a blue shirt reading a book in a train station.
A man is at the bus stop.
either the man is at a bus stop or train station but not both
exists e1 s1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & in(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_read(e1) & in(x4,x5) & n_station(x5) & of(x5,x6) & n_train(x6) & n_book(x4) & (x2 = x3) & n_shirt(x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1 x2 x3.(n_stop(x2) & of(x2,x3) & n_bus(x3) & at(x1,x2) & n_man(x1))