Does the sentence "Whitehead himself recalled both of them as being very successful schoolmasters, but that his grandfather was the more extraordinary man." provide a valid answer to the question "What was Whitehead's wife's name?" OPTIONS:
- yes
- no

A: no

Does the sentence "Since 2004, votes also have been affected to a limited degree by online communities such as DialIdol, Vote for the Worst (closed in 2013), and Vote for the Girls (started 2010)." provide a valid answer to the question "What year did Vote for the Worst cease operations?" OPTIONS:
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A: yes

Does the sentence "During the latter half of the 20th century, a more diverse range of industry also came to the city, including aircraft and car manufacture, cables, electrical engineering products, and petrochemicals." provide a valid answer to the question "Along with the docks and grain mills, what crop has been processed in Southampton for a long time?" OPTIONS:
- yes
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A: no

Does the sentence ") oxide cycle, zinc zinc-oxide cycle, sulfur-iodine cycle, copper-chlorine cycle and hybrid sulfur cycle are under research and in testing phase to produce hydrogen and oxygen from water and heat without using electricity." provide a valid answer to the question "What are the thermochemical cycyles in a testing phase for?" OPTIONS:
- yes
- no

A:
yes