A band plays with the guitar in front for a crowd.
The Rolling Stones are performing a concert.
Not all bands with guitars are The Rolling Stones
exists e1 x1 x2 x3 x4.(n_guitar(x2) & with(e1,x2) & in(x2,x3) & for(x3,x4) & n_crowd(x4) & n_front(x3) & Actor(e1,x1) & v_play(e1) & n_band(x1))
exists e1 x1 x2 x3.(ne_org_stones(x1) & (x1 = x2) & ne_org_rolling(x2) & Theme(e1,x3) & Actor(e1,x1) & v_perform(e1) & n_concert(x3))