Let \(ABCDEFGHIJ\) be a regular decagon (\(10\)-sided polygon). Extend \(AF\) to \(K\) such that \(AF:FK = 2:1\). Find the sum of the squares of the digits of \[\dfrac{KA \cdot KB \cdot KC \cdot KD \cdot KE \cdot KG \cdot KH \cdot KI \cdot KJ}{KF^{9}}\]

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