A rock band is performing in a concert hall with hexagonal roof panels.
The roof panels makes for better acoustics.
Although the hall has hexagonal roof panels, it does not imply that it makes for better acoustics.
exists e1 s1 x1 x2 x3 x4 x5 x6.(in(e1,x3) & with(x3,x5) & n_panel(x5) & of(x5,x6) & n_roof(x6) & a_hexagonal(s1) & Theme(s1,x5) & n_hall(x3) & of(x3,x4) & n_concert(x4) & Actor(e1,x1) & v_perform(e1) & n_band(x1) & of(x1,x2) & n_rock(x2))
exists e1 s1 x1 x2 x3.(n_panel(x1) & of(x1,x2) & n_roof(x2) & for(e1,x3) & n_acoustic(x3) & r_more(s1) & a_good(s1) & Theme(s1,x3) & Actor(e1,x1) & v_make(e1))