A man is dressed in replica ninja garb.
a pirate
A man dressed in replica ninja garb is definitely not a pirate.
exists e1 x1 x2 x3 x4.(in(e1,x2) & n_garb(x2) & of(x2,x4) & n_ninja(x4) & of(x2,x3) & n_replica(x3) & Theme(e1,x1) & v_dress(e1) & n_man(x1))
exists x1.(a_topic(x1) & n_pirate(x1))