Complex sentence: Casino gambling is currently against the law in Massachusetts and though governor Deval Patrick's idea of introducing it to the state failed to make it through the legislature in 2007, it is a possibility that slot machines may be the key to keeping Wonderland open.
Split into simpler sentences: Casino gambling is currently outlawed in Massachusetts even after governor Deval Patrick's proposal of introducing it failed to make it through legislature in 2007. However it is a possibility that slot machines may be the key to keeping Wonderland open.