$$\(B, D, E\)$$ and $$\(F\)$$ are points on a circle, centre $$\(O\)$$. $$\(A B C\)$$ is a tangent to the circle. $$\(D C\)$$ is a straight line. $$\(B O E\)$$ is a diameter of the circle. Angle $$\(B C D=48^{\circ}\)$$ Find the size of angle $$\(D F E\)$$. $$\(\circ\)$$

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