Q: Does "In 199798 all three promoted clubs were relegated at the end of the season." provide a valid answer to "In the 1997-98 season how many new teams had to go back to the Football League?"?
A: yes

Q: Does "He was excommunicated and burned at the stake in Constance, Bishopric of Constance in 1415 by secular authorities for unrepentant and persistent heresy." provide a valid answer to "How many crusades were waged against the Hussites?"?
A: no

Q: Does "Some manufacturers have started using a new, significantly more environmentally friendly alternative to expanded plastic packaging." provide a valid answer to "How is paperfoam commonly disposed of?"?
A: no

Q: Does "Because H_2 is lighter than air, having a little more than 114 of the density of air, it was once widely used as a lifting gas in balloons and airships." provide a valid answer to "Where else is H2 applied?"?
A:
no