A band that consists of at least 1 drummer, 3 guitarists, and a bassist performs on stage.
A band is performing on stage
A small band performs on stage
exists e1 e2 x1 x2 x3 x4 x5 x6 x7 x8.(on(e2,x8) & n_stage(x8) & Actor(e2,x1) & v_perform(e2) & subset_of(x7,x1) & n_bassist(x7) & subset_of(x2,x1) & Time(e1,x6) & card_eq_1(x6) & Time(e1,x5) & n_drummer(x5) & of(e1,x4) & n_guitarist(x4) & n_date(x4) & a_date_day_03(x4) & a_date_day_03(x4) & Actor(e1,x3) & v_consist(e1) & (x2 = x3) & n_band(x2))
exists e1 x1 x2.(on(e1,x2) & n_stage(x2) & Actor(e1,x1) & v_perform(e1) & n_band(x1))