Many people are watching two men performing in a busy street.
Two men are breakdancing in the street.
Two men performing in a busy street are not necessarily breakdancing.
exists e1 e2 s1 x1 x2 x3 x4.(Theme(e2,x2) & Actor(e2,x1) & v_watch(e2) & in(e1,x4) & n_street(x4) & a_busy(s1) & Theme(s1,x4) & Actor(e1,x3) & v_perform(e1) & (x2 = x3) & n_man(x2) & card_eq_2(x2) & n_people(x1) & n_quantity(x1))
exists e1 x1 x2.(n_street(x2) & in(e1,x2) & Actor(e1,x1) & v_breakdance(e1) & n_man(x1) & card_eq_2(x1))