Problem: What is the middle name of US President Barack Obama?
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A: hussein

Q: Alcuin, Goodricke, Halifax, and Vanbrugh are among the colleges which are constituent parts of which British university ?
A: york

Problem: When did the Royal Mail introduce the two tiered mail system / first and second class
Answer: 1968

Q: According to folklore, which plant shrieks when pulled from the ground?
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A: mandrake

Q: Previously deemed too dangerous, what Winter Olympics event will be open to women for the first time in the 2014 Winter Games in Sochi?
What is the answer?

A: ski jumping

question: Answer this question.

The historic (at 2012, three-branch-line) San Francisco cable car system comprises how many actual cables in total?
answer:
four