Sentence 1: In November 2011 , Republicans were elected to all nine seats on the Board , and in 2015 , four were replaced by Democrats .
Sentence 2: In November 2011 , Democrats were elected to all nine seats on the Board . In 2015 four were replaced by Republicans .

Do these two sentences convey the same information?

Select from the following.
(a). no;
(b). yes;
(a).