A basketball player attempts a layup in a gymnasium.
A person is indoors.
A person is indoors in a gymnasium
all x1.(n_layup(x1) -> exists x2 x3 x4 x5.(a_topic(x2) & in(x2,x5) & n_gymnasium(x5) & for(x2,x1) & n_attempt(x2) & of(x2,x4) & n_player(x4) & of(x2,x3) & n_basketball(x3)))
exists p1 x1.(exists x2.((x1 = x2) & n_indoor(x2)) & n_person(x1))