A man in blue plays a stringed instrument.
A man is sleeping.
A man can do one activity at time. Can plays or sleeping
exists x1.(all x2 s1.((n_instrument(x2) & a_stringed(s1) & Theme(s1,x2)) -> exists s2 x3.(a_topic(x1) & in(x1,x3) & for(x3,x2) & n_play(x3) & a_blue(s2) & Theme(s2,x3))) & n_man(x1))
exists e1 x1.(Actor(e1,x1) & v_sleep(e1) & n_man(x1))