Q: Does "The cracking creates unpredictable and dangerous crevasses, often invisible under new snowfall, which cause the greatest danger to mountaineers." provide a valid answer to "What causes the ice to break and crack loudly?"?
OPTIONS:
- yes
- no
A: no

Q: Does "Malian musical traditions are derived from the griots, who are known as "Keepers of Memories"." provide a valid answer to "What is the name of the musician that was a part of the roots and was also a blues guitarist?"?
OPTIONS:
- yes
- no
A: no

Q: Does "There were 46,917 households, out of which 7,835 (16.7%) had children under the age of 18 living in them, 13,092 (27.9%) were opposite-sex married couples living together, 3,510 (7.5%) had a female householder with no husband present, 1,327 (2.8%) had a male householder with no wife present." provide a valid answer to "What percent of household have children under 18?"?
OPTIONS:
- yes
- no
A: yes

Q: Does "The raids and devastation of the Goths and Huns in the 4th and 5th centuries and the Slavic invasion of Greece in the 7th century resulted in a dramatic collapse in imperial authority in the Greek peninsula." provide a valid answer to "What invading marauders caused havoc in the Balkans during the 4th century."?
OPTIONS:
- yes
- no
A:
no