A Little Boy, with a White Shirt on sitting at the corner.
A little boy wearing a pikachu outfit is sitting in the middle of a room.
A little boy cannot be wearing a Pikachu outfit if his shirt is white.  Also the middle of the room is not at the corner.
exists e2 e1 x1 x2 x3 x4 x5 x6 x7.(n_corner(x7) & r_.(e1) & on(e1,e2) & at(e2,x7) & Actor(e2,x6) & v_sit(e2) & Theme(e1,x2) & Actor(e1,x1) & v_event(e1) & with(x2,x4) & ne_org_shirt(x4) & (x4 = x5) & ne_org_white(x5) & ne_nam_boy(x2) & (x2 = x3) & ne_nam_little(x3) & n_thing(x1))
exists e2 e1 s1 x1 x2 x3 x4 x5 x6.(n_middle(x5) & in(e2,x5) & of(x5,x6) & n_room(x6) & Actor(e2,x1) & v_sit(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_outfit(x3) & of(x3,x4) & n_pikachu(x4) & (x1 = x2) & n_boy(x1) & a_little(s1) & Theme(s1,x1))