**斯通納陷阱**(或稱**四通陷阱**，英文為**Stoner Trap**)。，黑白棋術語。

斯通納陷阱分兩個階段進行：攻擊者先通過下X-square獲得對對角線的控制，然後攻擊對手的弱邊(包含一個C點的邊)，並威脅要佔角。而對手無法以奪回邊來回應，因為這種情況下，他將翻回前一步敵方所下的X-square。下圖給出一個實例。



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| 原本局面 |



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| 白方下b7(X-square)控制對角線 |



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| 無論黑方下在哪裡(此例是g6)，白方也可下在d8迫使黑方進行角交換 |



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| 黑方只好佔角 |



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| 白方也佔一角，到此，角交換完成 |

通常使用斯通納陷阱的一方能確保佔去一角，但同時很大機會地失去一角，所以棋手在使用斯通納陷阱前通常用先衡量是否有價值。

參考文獻
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1. ↑  Stoner Trap 的存檔，存档日期2008-10-08.