[Q]: Sentence: Overall gamma diversity may be lowered because species are going extinct because of other causes, but even some of the most insidious invaders (e.g.: Dutch elm disease, emerald ash borer, chestnut blight in North America) have not caused their host species to become extinct. Question: What century started the increase of species invasions? OPTIONS:
- yes
- no
++++++++++
[A]: no

Q: Does "In April 1644, the capital at Beijing was sacked by a coalition of rebel forces led by Li Zicheng, a former minor Ming official, who established a short-lived Shun dynasty." provide a valid answer to "Who raided Beijing in 1644?"?
OPTIONS:
- yes
- no
A: yes

Problem: Does "He otherwise left most political activity to his Vice President, Richard Nixon." answer the question "Why political movement was named for Joseph McCarthy?" OPTIONS:
- yes
- no

A: no

Does the sentence "Launching yet another referendum, Napoleon was elected as Emperor of the French by a tally exceeding 99%." provide a valid answer to the question "About how many voters participated in the election that made Napoleon Emperor of the French?" OPTIONS:
- yes
- no

A: no

Question:
Choose your answer: Is "The country was later invaded and conquered by Libyans, Nubians and Assyrians, but native Egyptians eventually drove them out and regained control of their country." a good answer to the question "Who were some of the invaders to Egypt during the New Kingdom?" OPTIONS:
- yes
- no
Answer:
yes

[Q]: Sentence: A 2008 cholera epidemic in Guinea-Bissau affected 14,222 people and killed 225. Question: Where are there reported cholera rates that are lowering? OPTIONS:
- yes
- no
++++++++++
[A]:
no