Does "Central station electricity can often be generated with higher efficiency than a mobile engine/generator." contain the correct answer to "How can electric power plant become more power efficient?"
OPTIONS:
- yes
- no

A: no

Does "Counting shipping as quasi-exports and in terms of monetary value, Greece ranked 4th globally in 2011 having "exported" shipping services worth 17,704.132 million $; only Denmark, Germany and South Korea ranked higher during that year." contain the correct answer to "What was the shipping services imported by Greece in 2011 worth?"
OPTIONS:
- yes
- no

A: no

Does "So to extend ties of alliance, marriage is often to another ethnic Somali from a different clan." contain the correct answer to "According to a recent study, how many men of the Dhulbahante clan married women from the Hawiye clan?"
OPTIONS:
- yes
- no

A:
no