Petrov's Defense: Cochrane Gambit, Bishop Check Line

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 Kxf7 5.Bc4+

ECO C42

The Petrov's Defense: Cochrane Gambit, Bishop Check Line is a chess opening line in the Petrov's Defense complex, reached after 1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nxf7 Kxf7 5.Bc4+.

It is catalogued under code C42 in the Encyclopaedia of Chess Openings (ECO).

The defining move Bc4+ is chosen by White on move 5.

Study this line with a grandmaster

This position is covered in the Petroff Defense 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.