Complex sentence: Grayson was the only Democrat contesting a newly-created Democratic-oriented District in Central Florida as of February 2012, but the district's voters are 42% Hispanic and could favor a Hispanic Democrat if one sought the party's nomination.
Split into simpler sentences: Grayson was the only Democrat running in a newly-created Democratic-oriented District in Central Florida as of February 2012. The district's voters are 42% Hispanic and could favor a Hispanic Democrat if one sought the party's nomination.