
Let S1 be the plane figure consisting of the points (x, y) given by the inequalities x –1 ≤ 2 and y + 2 ≤ 3. Let S_{2} be the plane figure given by the inequalities x – y ≥ – 2, y ≥ 1, and x ≤ 3. Let S be the union of S_{1} and S_{2}. The area of S is
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