Complex sentence: In 2010 the plan was changed to build 32 floors, later in May 2011 a another change in the plan was approved and the tower was set to include 121 apartments in 37 floors and a final height of 158 meters.
Split into simpler sentences: In 2010 the plan was changed to build 32 floors. In May 2011 a another change in the plan was approved and the tower was set to include 121 apartments on 37 floors and a final height of 158 meters.