A formal band performing their works.
The band is eating dinner.
Performing can't happen while eating dinner.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_perform(e1) & n_work(x3) & of(x3,x1) & n_thing(x1) & (x1 = x2) & n_band(x1) & a_formal(s1) & Theme(s1,x1))
exists p1 x1.(n_band(x1) & exists s1 x2.((x1 = x2) & n_dinner(x2) & a_eating(s1) & Theme(s1,x2)))