A band performs a song with a saxophone, guitars, base, drums and a keyboard.
There are 5 instruments in the band.
a saxophone, guitars, base, drums and a keyboard shows that there are 5 instruments in the band.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8.(Theme(e1,x2) & Actor(e1,x1) & v_perform(e1) & subset_of(x8,x2) & n_keyboard(x8) & subset_of(x3,x2) & with(x3,x4) & rel(x4,x5) & rel(x5,x6) & rel(x6,x7) & n_drum(x7) & n_base(x6) & n_guitar(x5) & n_saxophone(x4) & n_song(x3) & n_band(x1))
exists p1 x1 x2.(n_band(x2) & in(p1,x2) & exists x3.((x1 = x3) & n_instrument(x3) & n_date(x3) & a_date_day_05(x3) & a_date_day_05(x3)))