Does the sentence "On December 8, 1991, at Viskuli near Brest (Belarus), the President of the Russian SFSR and the heads of Byelorussian SSR and Ukrainian SSR signed the "Agreement on the Establishment of the Commonwealth of Independent States" (known in media as Belavezha Accords)." provide a valid answer to the question "What is another name for the Agreement on the Establishment of the Commonwealth of Independent States?" OPTIONS:
- yes
- no

A: yes

Does the sentence "The Hellenistic period covers the period of ancient Greek (Hellenic) history and Mediterranean history between the death of Alexander the Great in 323 BC and the emergence of the Roman Empire as signified by the Battle of Actium in 31 BC and the subsequent conquest of Ptolemaic Egypt the following year." provide a valid answer to the question "In what year did the Battle of Actium take place?" OPTIONS:
- yes
- no

A: yes

Does the sentence "In a chapter of The Mathematical Foundations of Quantum Mechanics, von Neumann deeply analyzed the so-called measurement problem." provide a valid answer to the question "Were von Neumann's conclusions of collapse of entire universe cause accepted widely?" OPTIONS:
- yes
- no

A: no

Does the sentence "One merely needs to see through travel or the media how many people in the undeveloped countries live to sense this." provide a valid answer to the question "What resources do developed countries have better access to?" OPTIONS:
- yes
- no

A:
no