Task: Question Answering
Input (English): Let r be 31 + 5 + (-3 - 0). Let h(c) = -c**2 - 3*c + 3. Let n be h(-3). Suppose -4*k - 14 = -s, n*s - k - 62 = k. What is the highest common factor of r and s?
Output (English): 11