A group of 4 people are sitting outside playing musical instruments to random passerby.
A group of people are busking for rent money.
Just because a group of four people are sitting outside playing musical instruments to random passerby does not mean that they are busking for rent money.
exists e2 e1 s1 s2 x1 x2 x3 x4.(outside(e1,x3) & to(x3,x4) & n_passerby(x4) & a_random(s2) & Theme(s2,x4) & n_instrument(x3) & a_musical(s1) & Theme(s1,x3) & Actor(e2,x3) & v_play(e2) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_people(x2) & n_date(x2) & a_date_day_04(x2) & a_date_day_04(x2) & n_group(x1))
exists e1 x1 x2 x3 x4.(for(e1,x3) & n_money(x3) & of(x3,x4) & n_rent(x4) & Actor(e1,x1) & v_busk(e1) & of(x1,x2) & n_people(x2) & n_group(x1))