TASK DEFINITION: Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
PROBLEM: The right atrium of the heart receives the blood is pumped from veins of the systemic circuit.

SOLUTION: What part of the heart receives the blood is pumped from veins of the systemic circuit?

PROBLEM: Oxygen is transferred through capillaries.

SOLUTION: Which blood vessels is oxygen transferred through?

PROBLEM: An iron nail object is the best conductor of electricity.

SOLUTION:
Which object is the best conductor of electricity?