A rapper in a black outfit is on stage.
The man is a country singer.
The music styles of rap and country are not at all the same.
exists p1 s1 x1 x2.(exists x3.(on(x1,x3) & n_stage(x3)) & in(x1,x2) & n_outfit(x2) & a_black(s1) & Theme(s1,x2) & n_rapper(x1))
exists p1 x1.(n_man(x1) & exists x2 x3.((x1 = x2) & n_singer(x2) & of(x2,x3) & n_country(x3)))