1. c2c4  1... e7e5  2. b1c3  2... g8f6  3. g1f3  3... e5e4 [%c_effect e4;square;e4;type;Interesting;persistent;true] A very interesting gambit that is popular among the chess elite these days. 4. f3g5  4... c7c6 [%c_effect c6;square;c6;type;GreatFind;persistent;true]