Does the sentence "These latter two groups established political control in the 19th century which they kept well into the 20th century." provide a valid answer to the question "Where do the Kpelle reside?"

A: no

Does the sentence "The nationalists among the Croats conflictingly claim either that they speak an entirely separate language from Serbs and Bosnians or that these two peoples have, due to the longer lexicographic tradition among Croats, somehow "borrowed" their standard languages from them.[citation needed]" provide a valid answer to the question "How do Serbian nationalists feel about the Croatians using their language?"

A: no

Does the sentence "A primary influence that led to Cubism was the representation of three-dimensional form in the late works of Paul Cezanne." provide a valid answer to the question "Which person was the most influential in beginning the movement with is three dimensional forms?"

A: yes

Does the sentence "The plan is hailed by some as China's efforts to shift towards alternative energy sources and to further develop its industrial and commercial bases, but others have criticised it for its potentially harmful effects, such as massive resettlement of residents in the reservoir areas, loss of archeological sites, and ecological damages." provide a valid answer to the question "What is the largest dam ever built in the world?"

A:
no