Q: Does "In the vaulting events, gymnasts sprint down a 25 metres (82 ft) runway, jump onto a spring filled board or perform a roundoff, or handspring entry onto a springboard (run/ take-off segment), land momentarily, inverted on the hands on the vaulting horse, or vaulting table (pre flight segment), then propel themselves forward or backward, off of this platform to a two footed landing (post flight segment)." provide a valid answer to "How man feet do vaulters land on?"?
A: yes

Q: Does "The two ethnic minorities were often viewed differently by White Americans who were often well-disposed towards the Japanese but condescending towards the Chinese." provide a valid answer to "How many ethnic minorities were looked at differently in Santa Monica?"?
A: yes

Q: Does "Maternal mortality dropped by more than half from 1995 to 2002, although the figure is still high." provide a valid answer to "As of 2002, how many births were attended by skilled health personnel in Eriterea?"?
A: no

Q: Does "Because they often exhibit a combination of high strength and low weight, these alloys became widely used in many forms of industry, including the construction of modern aircraft." provide a valid answer to "What was used in the construction of modern aircraft?"?
A:
no