Does the sentence "In Hellenistic Egypt, the mathematician Euclid laid down the foundations of mathematical rigor and introduced the concepts of definition, axiom, theorem and proof still in use today in his Elements, considered the most influential textbook ever written." provide a valid answer to the question "What was contained within the book Elements?"

A: yes

Does the sentence "On April 1, 2008, the San Francisco Board of Supervisors approved a resolution addressing human rights concerns when the Beijing Olympic torch arrives in San Francisco on April 9." provide a valid answer to the question "Where was a protest planned in San Francisco?"

A: no

Does the sentence "Other nations feared that including political groups in the definition would invite international intervention in domestic politics." provide a valid answer to the question "Which distinguished academic of genocide highlighted several other countries opposed to including political genocide in the Convention?"

A: no

Does the sentence "It is a versatile material with many uses, including writing, printing, packaging, cleaning, and a number of industrial and construction processes." provide a valid answer to the question "What is the last step in paper production?"

A:
no