Does the sentence "This vacuum state is called high vacuum, and the study of fluid flows in this regime is called particle gas dynamics." provide a valid answer to the question "What is particle gas dynamics?"

A: yes

Does the sentence "(There is also a short southern land boundary with Marble Hill in the Borough of Manhattan, over the filled-in former course of the Spuyten Duyvil Creek." provide a valid answer to the question "What's on the other side of the East River from the Bronx?"

A: no

Does the sentence "With assistance from the European Union, the World Bank and the Nordic Investment Bank, Estonia completed most of its preparations for European Union membership by the end of 2002 and now has one of the strongest economies of the new member states of the European Union.[citation needed]" provide a valid answer to the question "When did Estonia unite with the WTO?"

A: no

Does the sentence "The relay is a left-over from Yugoslav times, when young people made a similar yearly trek on foot through Yugoslavia that ended in Belgrade with a massive celebration." provide a valid answer to the question "On what day in May does the "Brotherhood and Unity" relay race end?"

A:
no