question:
Northern Greece is the country's most-visited geographical region, with 6.5 million tourists, while Central Greece is second with 6.3 million.
Northern Greece gets how many visitors?

answer: yes

question:
One popular theory suggests that Muhammad Quli Qutb Shah, the founder of the city, named it "Bhagyanagar" or "Bhagnagar" after Bhagmati, a local nautch (dancing) girl with whom he had fallen in love.
Who founded what came to be known Hyderabad?

answer: yes

question:
He brought all of northern India under his control.
When was Harsha crowned by the states he united?

answer: no

question:
It was the base of the later laiko (song of the people).
Rebetiko was the base of what?

answer:
yes