Original sentence: Prominent changes in the Treaty of Lisbon include the scrapping of the pillar system, reduced chances of stalemate in the EU Council through more qualified majority voting, a more powerful European Parliament through extended codecision with the EU Council, as well as new tools for more coherent policies and continuity, such as a long-term President of the European Council and a High Representative for Foreign Affairs (see more below)
Edited sentence: The most prominent innovations of the Treaty of Lisbon are arguably the scrapping of the pillar system, reduced chances of stalemate in the EU Council through more qualified majority voting, a more powerful European Parliament through extended codecision with the EU Council, as well as new tools for more coherent policies and continuity, such as a long-term President of the European Council and a High Representative for Foreign Affairs (see more below)