Does the sentence "Male athletes are judged on some of the same physical abilities and skills as their female counterparts, such as hand/body-eye co-ordination, but tumbling, strength, power, and martial arts skills are the main focus, as opposed to flexibility and dance in women's rhythmic gymnastics." provide a valid answer to the question "What are the main focus?"

A: yes

Does the sentence "The most important French fort planned was intended to occupy a position at "the Forks" where the Allegheny and Monongahela Rivers meet to form the Ohio River (present day Pittsburgh, Pennsylvania)." provide a valid answer to the question "Were the British successful in stopping the building of Fort Duquesne?"

A: no

Does the sentence "The year 1789 brought the French Revolution and with it the first division of Alsace into the departements of Haut-" provide a valid answer to the question "Who led the armies of the French Republic in Vendee and Westermann?"

A: no

Does the sentence "Retail PS3 Slim units cannot be used for supercomputing, because PS3 Slim lacks the ability to boot into a third-party OS." provide a valid answer to the question "What company sold Yellow Dog Linux before Fixstars Solutions?"

A:
no