Problem: Simon Corbell (born 21 November 1970) is a former Australian politician and Deputy Chief Minister of the Australian Capital Territory. He was also Attorney-General, Minister for Health, Minister for the Environment and Minister for the Capital Metro.

Based on the paragraph above can we conclude that "Simon Corbell will retire in 2020."?

A: It's impossible to say

Problem: The Friant-Kern Canal is a 152 mi Central Valley Project aqueduct managed by the United States Bureau of Reclamation in Central California to convey water to augment irrigation capacity in Fresno, Tulare, and Kern counties. Construction began in 1949 and the canal was completed in 1951, at a cost of $60.8 million.

Based on the paragraph above can we conclude that "The Friant-Kern Canal was managed by the US"?

A: Yes

Problem: The Portezuelo Formation is a geologic formation outcropping in the Mendoza, Rio Negro and Neuquen provinces of Argentina. It is the fourth-oldest formation in the Neuquen Group and the older of the two formations in the Rio Neuquen Subgroup. Formerly, that subgroup was treated as a formation, and the Portezuelo Formation was known as the Portezuelo Member.

Based on the paragraph above can we conclude that "The Portezuelo Formation is a popular tourist attraction"?

A:
It's impossible to say