瑞高钢琴（Giuoco Piano），意大利语“安静棋局”，是国际象棋开局意大利开局的一种，走法为：1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5

The Giuoco Piano (Italian: "Quiet Game"; pronounced [dʒwɔːko ˈpjaːno]) is a chess opening beginning with the moves:

White's "Italian bishop" at c4 prevents Black from advancing in the center with ...d5 and attacks the vulnerable f7-square. White plans to dominate the center with d2–d4 and to attack the black king. Black aims to free his game by exchanging pieces and playing the pawn break ...d5, or to hold his center pawn at e5.