Problem: Text: There are a number of different theories regarding how the breed came to be associated with Australia, but there is no consensus. They are similar in appearance to the popular English Shepherd and Border Collie breeds, and research has found that Australian Shepherds and Border Collies are closely related to each other; both the Border Collie and Australian Shepherd are slightly more distantly related to other kinds of Collies and to Shetland Sheepdogs.

Question: are border collies and australian shepherds the same?
A: no

Problem: Text: The Rundown (also known as Welcome to the Jungle) is a 2003 American action comedy film starring Dwayne Johnson as a bounty hunter who must head for Brazil to retrieve his employer's renegade son (Seann William Scott). It was directed by Peter Berg. The film received positive reviews but failed at the box office.

Question: is the rundown and welcome to the jungle the same film?
A: yes

Problem: Text: Mammoth Cave National Park is a U.S. national park in central Kentucky, encompassing portions of Mammoth Cave, the longest cave system known in the world. Since the 1972 unification of Mammoth Cave with the even-longer system under Flint Ridge to the north, the official name of the system has been the Mammoth--Flint Ridge Cave System. The park was established as a national park on July 1, 1941. It became a World Heritage Site on October 27, 1981, and an international Biosphere Reserve on September 26, 1990.

Question: is mammoth cave the longest cave in the world?
A:
yes