Does the sentence "On September 30, 1989, thousands of Belorussians, denouncing local leaders, marched through Minsk to demand additional cleanup of the 1986 Chernobyl disaster site in Ukraine." provide a valid answer to the question "When did the Chernobyl disaster happen?"

A: yes

Does the sentence "The short playing time of a single 45 rpm side meant that long works, such as symphonies, had to be released on multiple 45s instead of a single LP, but RCA claimed that the new high-speed changer rendered side breaks so brief as to be inaudible or inconsequential." provide a valid answer to the question "What did RCA release to complete against Columbia's LP?"

A: no

Does the sentence "Because of the growth of Brasilia (and corresponding growth in the bus fleet), today the interstate buses leave from the older interstate station (called Rodoferroviaria), located at the western end of the Eixo Monumental." provide a valid answer to the question "Where is the older interstate bus station?"

A: yes

Does the sentence "However these have been sold the operating rights to "Park Wood Leisure."" provide a valid answer to the question "How many additional leisure venues are run by Council executives?"

A:
no