Q: Does "In 1203, the Fourth Crusade was diverted from the Holy Land to Constantinople, and captured the city in 1204, setting up a Latin Empire of Constantinople and greatly weakening the Byzantine Empire." provide a valid answer to "What state was founded following the Fourth Crusade?"?
A: yes

Q: Does "is very common and has been identified as a major health hazard." provide a valid answer to "Urinating and defecating in public has been identified as what?"?
A: yes

Q: Does "Sprague's motor and related inventions led to an explosion of interest and use in electric motors for industry, while almost simultaneously another great inventor was developing its primary competitor, which would become much more widespread." provide a valid answer to "Which inventor created the first useful DC motor?"?
A: no

Q: Does "Less apparent are ground moraines, also called glacial drift, which often blankets the surface underneath the glacier downslope from the equilibrium line." provide a valid answer to "When are glacial moraines visible?"?
A:
no