Interesting Chess Opening

GiLoCatur found an interesting (beautiful) chess opening by white while browsing through the chess games of world great chess players.  

1.e4 e6 2.d4 g6 3.Bd3 Bg7 4.Be3 Ne7 5.Ne2 b6 6. Nd2 

Can anyone guess whose game is it? As a clue, the game took place in 1850's. The player was a child prodigy. Easy right?