Related Openings
Ruy Lopez - Closed, center attack	e4, e5, Nf3, Nc6, Bb5, a6, Ba4, Nf6, O-O, Be7, d4
Ruy Lopez - Closed defense	e4, e5, Nf3, Nc6, Bb5, a6, Ba4, Nf6, O-O, Be7