Q: What is a question about this article? If the question is unanswerable, say "unanswerable".
The River Plym, which flows off Dartmoor to the north-east, forms a smaller estuary to the east of the city called Cattewater. Plymouth Sound is protected from the sea by the Plymouth Breakwater, in use since 1814. In the Sound is Drake's Island which is seen from Plymouth Hoe, a flat public area on top of limestone cliffs. The Unitary Authority of Plymouth is 79.84 square kilometres (30.83 sq mi). The topography rises from sea level to a height, at Roborough, of about 509 feet (155 m) above Ordnance Datum (AOD).
What estuary east of Plymouth is part of the River Plym?
A: Cattewater

Q: What is a question about this article? If the question is unanswerable, say "unanswerable".
At certain times of the year, The Queen Mary 2, Queen Elizabeth and Queen Victoria may all visit Southampton at the same time, in an event commonly called 'Arrival of the Three Queens'.
Which of the "Three Queens" has a number in its name?
A: Queen Mary 2

Q: What is a question about this article? If the question is unanswerable, say "unanswerable".
Eleven days after the Soviet invasion of the Polish Kresy, the secret protocol of the MolotovRibbentrop Pact was modified by the GermanSoviet Treaty of Friendship, Cooperation and Demarcation,) allotting Germany a larger part of Poland and transferring Lithuania's territory (with the exception of left bank of river Scheschupe, the "Lithuanian Strip") from the envisioned German sphere to the Soviets. On 28 September 1939, the Soviet Union and German Reich issued a joint declaration in which they declared:
How long after the annexation of Kresy was the amendment made?
A: Eleven days

Q: What is a question about this article? If the question is unanswerable, say "unanswerable".
In the Papal States, which existed until 1870, Jews were required to live only in specified neighborhoods called ghettos. In the 19th and (before the end of World War II) 20th centuries, the Roman Catholic Church adhered to a distinction between "good antisemitism" and "bad antisemitism". The "bad" kind promoted hatred of Jews because of their descent. This was considered un-Christian because the Christian message was intended for all of humanity regardless of ethnicity; anyone could become a Christian. The "good" kind criticized alleged Jewish conspiracies to control newspapers, banks, and other institutions, to care only about accumulation of wealth, etc.
In the Papal States, what is the name for the specified neighborhoods where Jews were required to live?
A:
ghettos