[Q]: Sentence: The other end contains an exposed phosphate group; this is the 5' end. Question: What type of synthesis occurs in the 5'3' direction? OPTIONS:
- yes
- no
++++++++++
[A]: no

[Q]: Sentence: Historians have judged the Qing dynasty's vulnerability and weakness to foreign imperialism in the 19th century to be based mainly on its maritime naval weakness while it achieved military success against westerners on land, the historian Edward L. Dreyer said that "China's nineteenth-century humiliations were strongly related to her weakness and failure at sea. Question: What was the main problem the Qing had in preventing invasion from Europe? OPTIONS:
- yes
- no
++++++++++
[A]: yes

[Q]: Sentence: The Chola dynasty conquered southern India and successfully invaded parts of Southeast Asia, Sri Lanka, Maldives and Bengal in the 11th century. Question: What dynasty conquered southern India and parts of southeast Asia? OPTIONS:
- yes
- no
++++++++++
[A]:
yes