Q: Does "Federally, Seattle is part of Washington's 7th congressional district, represented by Democrat Jim McDermott, elected in 1988 and one of Congress's liberal members." provide a valid answer to "Who is the representative for Seattle's district?"?
A: yes

Q: Does "This greatly upset the balance of power within the region, weakening the areas where Sumerian was spoken, and comparatively strengthening those where Akkadian was the major language." provide a valid answer to "What effect was rising salinity having on the agricultural productivity of the Sumerian lands?"?
A: no

Q: Does "A similar situation occurs with waders (called shorebirds in North America)." provide a valid answer to "What are waders called in North America?"?
A: yes

Q: Does "A major labor draft, the desague, compelled thousands of Indians over the colonial period to work on infrastructure to prevent flooding." provide a valid answer to "How many Indians helped build the infrastructure?"?
A:
yes