Does "Slaves were counted separately from free persons in all the censuses until the Civil War and end of slavery." contain the correct answer to "when did any changes to counting procedures happen?"

A: yes

Does "Gymnasts perform a choreographed routine up to 90 seconds in the floor exercise event; Depending on the level, they may choose their own, or, if known as a "compulsory gymnast," default music must be played." contain the correct answer to "What is the maximum for floor events?"

A: yes

Does "On the north side is an artificial lake with a little castle housing a municipal library for children." contain the correct answer to "What side has an artificial lake with a little castle?"

A:
yes