A band that consists of four men, one of which is singing and three playing guitars.
The band consists of two women and two men.
men and woman are different gender
exists e1 e2 e3 x1 x2 x3 x4 x5 x6 x7.(a_topic(x1) & of(e1,x3) & subset_of(x7,x3) & n_guitar(x7) & Actor(e3,x7) & v_play(e3) & card_eq_3(x7) & Actor(e2,x6) & v_sing(e2) & of(x6,x5) & n_one(x6) & subset_of(x4,x3) & (x4 = x5) & n_man(x4) & card_eq_4(x4) & Actor(e1,x2) & v_consist(e1) & (x1 = x2) & n_band(x1))
exists e1 x1 x2 x3 x4.(n_band(x1) & of(e1,x2) & n_man(x4) & card_eq_2(x4) & n_woman(x3) & card_eq_2(x3) & subset_of(x4,x2) & subset_of(x3,x2) & Actor(e1,x1) & v_consist(e1))