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Answer: Context: The Boulton Paul Balliol and Sea Balliol were monoplane military advanced trainer aircraft built for the Royal Air Force (RAF) and the Royal Navy Fleet Air Arm (FAA) by Boulton Paul Aircraft. Developed in the late 1940s the Balliol was designed to replace the North American Harvard trainer and used the Rolls-Royce Merlin engine, with the Sea Balliol a naval version for deck landing training.

Hypothesis: The Boulton Paul Balliol and Sea Balliol were expensive aircraft

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Answer: Context: "Ellens dritter Gesang " ("Ellens Gesang III ", D. 839, Op. 52, No. 6, 1825), in English: "Ellen's Third Song", was composed by Franz Schubert in 1825 as part of his Opus 52, a setting of seven songs from Walter Scott's popular epic poem "The Lady of the Lake", loosely translated into German.

Hypothesis: The Lady of the Lake is a good poem

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Answer: Context: 41 Commando or No. 41 (Royal Marine) Commando was a unit of the Royal Marines trained as Commandos during the Second World War. They were part of the all Royal Marine 4th Special Service Brigade that took part in the Normandy landings in June 1944 and later that served in World War II, the Korean War, and in Northern Ireland. They were disbanded in 1981.

Hypothesis: There have been many members of 41 Commando over the years they were active.

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Answer:
Context: The Original Rude Girl is the second studio album by Puerto Rican reggaeton recording artist Ivy Queen released on December 15, 1998 by Sony Discos. It is the follow up studio album to Queen's debut effort "En Mi Imperio" released in 1997. The album includes Queen's debut single "In The Zone" featuring Wyclef Jean, which helped to increase the album and Queen's exposure to American audiences.

Hypothesis: American audiences flocked to Ivy Queen's concerts in 1997.