Complex sentence: The party managed to enter parliament in theBremen state election, 2015 with the party receiving 6.5% of the vote and gaining 6 seats however it failed to get into government as a collation between the Social Democrats and the Greens was created.
Split into simpler sentences: The party managed to enter parliament in the Bremen state election, 2015 with the party receiving 6.5% of the vote and gaining 6 seats. However, it failed to get into government as a collation between the Social Democrats and the Greens was created.