Complex sentence: Around 1955 election, Heng became a secret agent of Sihanouk and later openly defected to the government, with providing information about revolutionaries to Lon Nol, at the same time, he claimed that "making revolution was impossible".
Split into simpler sentences: Around 1955 election, Heng became a secret agent to Sihanouk and later openly defected to the government, with providing information about revolutionaries to Lon Nol. At the same time, he claimed that "making revolution was impossible".