Does the sentence "Entry lights can be used outside to illuminate and signal the entrance to a property." provide a valid answer to the question "What type of light would be used illuminate the entrance to a property?"

A: yes

Does the sentence "Former Foxwoods CEO Scott Butera was hired as his successor as commissioner." provide a valid answer to the question "Who became commissioner of the AFL after Jerry Kurz?"

A: yes

Does the sentence "In the context of trademarks, this expansion has been driven by international efforts to harmonise the definition of "trademark", as exemplified by the Agreement on Trade-Related Aspects of Intellectual Property Rights ratified in 1994, which formalized regulations for IP rights that had been handled by common law, or not at all, in member states." provide a valid answer to the question "What is any sign which is capable of distinguishing one business's product from another business's?"

A: no

Does the sentence "The Soviet economic and political system collapsed, leading to the end of communism in the satellite countries in 1989, and the dissolution of the Soviet Union itself in 1991." provide a valid answer to the question "When did communism fall in allies of the Soviet Union?"

A:
yes