Question:
Choose your answer: Is "Because of these and other factors, the future of copper production and supply is the subject of much debate, including the concept of peak copper, analogous to peak oil." a good answer to the question "What is a major source of cooper in modern times?"
Answer:
no

Question:
Choose your answer: Is "The capital city, Washington, District of Columbia, is a federal district located on land donated by the state of Maryland." a good answer to the question "What is the capital city of the US?"
Answer:
yes

Question:
Choose your answer: Is "Motors intended for use in a servomechanism must have well-documented characteristics for speed, torque, and power." a good answer to the question "Large, slow servos can use what types of motors?"
Answer:
no