Assess the Following as Probably , as Probably , as Requiring

Short Answer

Assess the following as probably , as probably , as requiring further documentation before judgment, or as a claim that cannot properly be evaluated. Consider both the nature of the claim and the source.
"The American word 'yup' means 'sex' in Russia."
-Comedian Yakov Smirnoff (who was born and lived in Russia for sixteen years before emigrating to America in 1977). Smirnoff uses the claim in question as a basis for "yuppie" jokes.