Problem: Ruth Pryor (1906-2001) was a Chicago ballet dancer and instructor, and the first American ballerina to dance the role of the Swan Queen in Swan Lake, in 1930. She was known for "her feat of whirling thirty-six times a minute on her toes," according to the Purple Parrot of Northwestern University.

Based on the paragraph above can we conclude that "Pryor began dancing at age 6"? OPTIONS:
- Yes
- It's impossible to say
- No

A: It's impossible to say

Problem: Sidney Altman (born May 7, 1939) is a Canadian and American molecular biologist, who is the Sterling Professor of Molecular, Cellular, and Developmental Biology and Chemistry at Yale University. In 1989 he shared the Nobel Prize in Chemistry with Thomas R. Cech for their work on the catalytic properties of RNA.

Based on the paragraph above can we conclude that "Sidney Altman (born May 7, 1939) is a Canadian and American molecular biologist who was born in Canada."? OPTIONS:
- Yes
- It's impossible to say
- No

A: It's impossible to say

Problem: Hubertus "Huib" Wilton (12 March 1921 in Rotterdam 29 October 1959) was a Dutch tennis player. He was on the 1953 Netherlands Davis Cup team which also included among others Hans van Swol (his partner in the men's doubles), Boebi van Meegeren and Ivo Rinkel. In 1950 Wilton reached the second round at Wimbledon, losing to Henry Billington of Great Britain 61 75 119.

Based on the paragraph above can we conclude that "My cat is a sociopath."? OPTIONS:
- Yes
- It's impossible to say
- No

A:
It's impossible to say