Home › Openings › Nimzowitsch Defense › Nimzowitsch Defense: El Columpio Defense Nimzowitsch Defense: El Columpio Defense, Exchange Variation ECO B00 · 1. e4 Nc6 2. Nf3 Nf6 3. e5 Ng4 4. d4 d6 5. h3 Nh6 6. exd6 Related variationsNimzowitsch Defense: El Columpio Defense, El Columpio GambitNimzowitsch Defense: El Columpio Defense, Pin Variation Practice this opening · Play against the computer