[Event "Casual game"]
[Site "http://lichess.org/analyse/ynz8po16"]
[Date "2013-03-25"]
[White "Anonymous"]
[Black "Anonymous"]
[Result "*"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "5"]
[Variant "Standard"]

1. e4 e5 2. f4 exf4 3. Nf3