Problem:
Find the greatest common divisor of $\frac{3 x}{2}-\frac{1}{2}$ and $-x^2-\frac{9 x}{2}-\frac{9}{2}$.
Answer:
$\frac{1}{2}$
{'source': 'AMPS', 'file': 'amps/mathematica/algebra/polynomial_gcd/300.txt'}