Original sentence: The growing rift between the PAP and the Federal Government led to Singapore's expulsion from Malaysia on 7th August, 1965, gaining official sovereignty two days later on August 9 with Lee Kuan Yew as its first Prime Minister
Edited sentence: The evident incompatability between the PAP and the Federal Government led to Singapore's expulsion from Malaysia on 7th August, 1965, gaining official sovereignty two days later on August 9 with Lee Kuan Yew as its first Prime Minister