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Sa: r1(X); r2(X); w1(X); r1(Y); w2(X); c2; w1(Y); c1; Is this recoverable or not? And why? (very short answer maximum 2 or 3 lines).

Sa: r1(X); r2(X); w1(X); r1(Y); w2(X); c2; w1(Y); c1;

Is this recoverable or not? And why?

(very short answer maximum 2 or 3 lines).

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