[Q]: Sentence: However, this does not mean that the brain loses functionality; rather, it becomes more efficient due to increased myelination (insulation of axons) and the reduction of unused pathways. Question: During which process are unnecessary neuronal connections in the brain eliminated? OPTIONS:
- yes
- no
++++++++++
[A]: no

Q: Does "As the largest and senior branch of the U.S. military, the modern U.S. Army has its roots in the Continental Army, which was formed (14 June 1775) to fight the American Revolutionary War (177583)before the U.S. was established as a country." provide a valid answer to "What date was the U.S. Army created?"?
OPTIONS:
- yes
- no
A: no

Problem: Does "They also have parapodia for locomotion." answer the question "What do annelids use to move?" OPTIONS:
- yes
- no

A: yes

Does the sentence "As a consequence of the slave trade and privateer activity, it is told how until 1878 in Ulcinj 100 black people lived." provide a valid answer to the question "What country is Ulcinj in?" OPTIONS:
- yes
- no

A: no

Question:
Choose your answer: Is "The Manchus are sometimes mistaken for a nomadic people, which they were not." a good answer to the question "What parts of China did they come from?" OPTIONS:
- yes
- no
Answer:
no

[Q]: Sentence: The Thames was once a much broader, shallower river with extensive marshlands; at high tide, its shores reached five times their present width. Question: What is the main geographical landmark in London? OPTIONS:
- yes
- no
++++++++++
[A]:
no