Related Openings
Ruy Lopez - Berlin defense, Beverwijk Variation	e4, e5, Nf3, Nc6, Bb5, Nf6, O-O, Bc5
Ruy Lopez - Berlin defense, 4.O-O	e4, e5, Nf3, Nc6, Bb5, Nf6, O-O
Ruy Lopez - Berlin defense, Kaufmann Variation	e4, e5, Nf3, Nc6, Bb5, Nf6, d3, Bc5, Be3
Ruy Lopez - Berlin defense, Duras Variation	e4, e5, Nf3, Nc6, Bb5, Nf6, d3, d6, c4
Ruy Lopez - Berlin defense, Mortimer trap	e4, e5, Nf3, Nc6, Bb5, Nf6, d3, Ne7, Nxe5, c6
Ruy Lopez - Berlin defense, Mortimer Variation	e4, e5, Nf3, Nc6, Bb5, Nf6, d3, Ne7
Ruy Lopez - Berlin defense, Nyholm attack	e4, e5, Nf3, Nc6, Bb5, Nf6, d4, exd4, O-O
Ruy Lopez - Berlin defense	e4, e5, Nf3, Nc6, Bb5, Nf6