A man in a plaid shirt thinking.
The man in black thinks about the performance.
The man can either be wearing a paid shirt or a black shirt, not both.
exists s1 x1 x2 x3.(a_topic(x1) & in(x1,x2) & n_thinking(x2) & of(x2,x3) & n_shirt(x3) & a_plaid(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2 x3.(n_performance(x3) & n_man(x1) & about(e1,x3) & Actor(e1,x1) & v_think(e1) & in(x1,x2) & n_black(x2))