Input:

Tomas Nistal Fernandez (born 31 August 1948) is a former road cyclist from Spain. He was a professional cyclist from 1969 to 1977. He represented his native country at the 1972 Summer Olympics in Munich, West Germany, where he finished in 54th place in the men's individual road race.

Sentence: Tomas Nistal Fernandez was at the Summer Olympics on the year of 1972.

Output: Yes

Input:

Croton lechleri is a species of flowering plant in the spurge family, Euphorbiaceae, that is native to northwestern South America. It is commonly known as Sangre de Grado (Peruvian Spanish) or Sangre de Drago (Ecuadorian Spanish), both of which translate to "dragon's blood". They refer to this tree's (and several related species') thick red latex.

Sentence: Sangre de Grado can be grown outside of South America.

Output: It's impossible to say

Input:

Rodrequis La'Vant Stephens (born June 14, 1966 in Atlanta, Georgia) is a former American football linebacker in the National Football League for the Seattle Seahawks and the Washington Redskins. He played college football for the Georgia Tech Yellow Jackets.

Sentence: Stephens died in 1999.

Output: It's impossible to say

Input:

The Instituto Ayrton Senna (English: Ayrton Senna Institute; abbreviated IAS) is a Brazilian non-governmental organization founded by Ayrton Senna's family in November 1994, six months after Senna's death. It is presided by Viviane Senna da Silva Lalli, Ayrton's sister and mother of Formula One driver Bruno Senna.

Sentence: It was founded in 1992+ 2

Output:
Yes