A Mariachi band performing in the back of a restaurant.
The band is practicing in the lead singer's garage.
band performing in the back of a restaurant or in the lead singer's garage, they cannot be performing on both
exists e1 x1 x2 x3 x4 x5.(n_back(x4) & a_topic(x1) & in(e1,x4) & of(x4,x5) & n_restaurant(x5) & Actor(e1,x3) & v_perform(e1) & (x1 = x3) & n_band(x1) & (x1 = x2) & ne_nam_mariachi(x2))
exists e1 x1 x2 x3 x4.(n_garage(x4) & of(x4,x2) & n_singer(x2) & of(x2,x3) & n_lead(x3) & n_band(x1) & in(e1,x4) & Actor(e1,x1) & v_practice(e1))