411 REFERENCE · Wikibooks
Atomic Chess Opening Theory/1. Nf3/1...f6/2. Nc3
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tright 1. Nf3 f6 2. Nc3 rd nd bd qd kd bd nd rd pd pd pd pd pd pd pd pd nl nl pl pl pl pl pl pl pl pl rl bl ql kl bl rl 2N
2.Nf3 - 2N
2N is one of most popular openings.
White treat to attack c7 square from b5 or d5.
Black responses
2...c6 defend b5 and d5 squares
2...Nh6 create a countertreat (Ng4 to attack f2 square)
2...e6 defend d5 square and open bishop but keep b5 square defenseless