QUESTION: Would human race go extinct without chlorophyll?
Please give rationale first, then the answer.
ANSWER: Chlorophyll is a pigment in plants responsible for photosynthesis. Photosynthesis is the process by which plants release oxygen into the atmosphere. Humans need oxygen to live.. The answer is: yes.

QUESTION: Does the Roman god Vulcan have a Greek equivalent?
Please give rationale first, then the answer.
ANSWER: Vulcan is the Roman god of fire and metalworking. Hephaestus is the Greek god of fire and metalworking. They are the same mythological figure, one of many characters the Romans borrowed from the Greeks and changed their names.. The answer is: yes.

QUESTION: Is the Foreign and Commonwealth Office a European political agency?
Please give rationale first, then the answer.
ANSWER: The Office is part of the government of the United Kingdom. The United Kingdom is in Europe.. The answer is: yes.

QUESTION: Could a Gladiator's weapon crush a diamond?
Please give rationale first, then the answer.
ANSWER:
Gladiators used a sword known as a Gladius. The Gladius was a short sword made from various elements of steel. Diamond is one the hardest known substances on earth. Only diamond can be used to cut another diamond.. The answer is: no.