Discussing the rainy weather.
Two men were discussing the weather
Its not implied that there are two men talking about weather.
exists e1 x1 x2 x3.(n_weather(x2) & of(x2,x3) & n_rainy(x3) & Theme(e1,x2) & Actor(e1,x1) & v_discuss(e1) & n_thing(x1))
exists e1 x1 x2.(n_weather(x2) & Theme(e1,x2) & Actor(e1,x1) & v_discuss(e1) & n_man(x1) & card_eq_2(x1))