Complex sentence: It was the least damaged building of the World Trade Center complex and was later demolished by weakening its internal structure and using cables to pull down the rest of the structure, the same way 4 World Trade Center and 6 World Trade Center were demolished.
Split into simpler sentences: It was the least damaged building of the World Trade Center complex and was later demolished by weakening its internal structure and using cables to pull down the rest of the structure. This was the same way 4 World Trade Center and 6 World Trade Center were demolished.