question: OPTIONS:
- yes
- no
In 1603, James VI, King of Scots, ascended (as James I) to the English throne and in 1604 negotiated the Treaty of London, ending hostilities with Spain.
Which country did England negotiate the Treaty of London with?

answer: yes

[Q]: Sentence: Even after he died in 1982, the era didn't end until Mikhail Gorbachev took power and introduced liberal reforms in Soviet society. Question: When did Leonid Brezhnev die? OPTIONS:
- yes
- no
++++++++++
[A]: yes

Q: Does "The men interpreted the Qur'an to permit sexual relations between a male master and his female slave outside of marriage (see Ma malakat aymanukum and sex), leading to many mixed-race children." provide a valid answer to "What did the Qur'an permit?"?
OPTIONS:
- yes
- no
A: yes

Problem: Does "Pig iron has a lower melting point than iron, and was used for making cast-iron." answer the question "What makes Pig iron different from regular iron?" OPTIONS:
- yes
- no

A: yes

Does the sentence "Working in the mines was extremely dangerous, since mercury is highly toxic; the miners were slaves or prisoners, and being sent to the cinnabar mines was a virtual death sentence." provide a valid answer to the question "Along with slaves, who was sent to work in cinnabar mines in Rome?" 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