Does the sentence "The earliest evidence of the presence of human ancestors in the southern Balkans, dated to 270,000 BC, is to be found in the Petralona cave, in the Greek province of Macedonia." provide a valid answer to the question "Humans in the Balkans have been dated to what year?" OPTIONS:
- yes
- no

A: yes

Does the sentence "Critics such as economist Paul Krugman and U.S. Treasury Secretary Timothy Geithner have argued that the regulatory framework did not keep pace with financial innovation, such as the increasing importance of the shadow banking system, derivatives and off-balance sheet financing." provide a valid answer to the question "What accords possibly contributed to or reinforced the financial crisis?" OPTIONS:
- yes
- no

A: no

Does the sentence "Link navigates these dungeons and fights a boss at the end in order to obtain an item or otherwise advance the plot." provide a valid answer to the question "What is the name of Link's steed?" OPTIONS:
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- no

A: no

Does the sentence "Primarily concentrated in the north and Khartoum, the expatriate community mainly consists of students as well as some businesspeople." provide a valid answer to the question "Near what city in Sudan do many Somalis reside?" OPTIONS:
- yes
- no

A:
yes