Ruy Lopez: Morphy Defense, Schliemann Defense Deferred, Jaenisch Gambit Deferred

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 5.exf5

ECO C70

The Ruy Lopez: Morphy Defense, Schliemann Defense Deferred, Jaenisch Gambit Deferred is a chess opening line in the Ruy Lopez complex, reached after 1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 f5 5.exf5.

It is catalogued under code C70 in the Encyclopaedia of Chess Openings (ECO).

The defining move exf5 is chosen by White on move 5.

Study this line with a grandmaster

This position is covered in the Beat the Ruy Lopez course: a GM-authored repertoire you study move by move, then practice against a human-like AI opponent.

Every chess term used here is defined in the chess terms glossary. Browse all opening courses or the full ECO code index.