Task: Explanation
Input (English): The Handley Page Halifax was a British Royal Air Force (RAF) four-engined heavy bomber of the Second World War. It was developed by Handley Page to the same specification as the contemporary of the Avro Lancaster, and the Short Stirling, all three aircraft being four-engined heavy bombers. Question: Was RAF bomber was first flown at Bicester Airfield? Answer: Handley Page Halifax
Output (English): The Handley Page Halifax was a British Royal Air Force RAF fourengined heavy bomber of the Second World War.