document.write('
initial_board([[none,none,none], [none,none,none],
	[none,none,none]], player_x).

legal_move(A,B,C) :- row(D), col(E), owns(A,F),
	empty(G), at(D,E,B,G,H), at(D,E,C,F,I),
	frame_obj(I,I,H,H,C,B).

outcome(A,B,C) :- opponent(A,D), owns_outcome(D,C),
	owns_piece(C,E), at(F,G,B,E,H),
	at(I,J,B,E,K), at(L,M,B,E,N),
	linear_obj(K,H,N).

');