Minor league pitcher
There is no pitcher
There either is a minor league pitcher, or there is no pitcher at all.
exists x1 x2 x3.(n_pitcher(x1) & of(x1,x3) & n_league(x3) & (x1 = x2) & ne_nam_minor(x2) & a_topic(x1))
exists p1 x1.-exists x2.((x1 = x2) & n_pitcher(x2))