Complex sentence: The first Russian owner of Gomel was Field Marshal Pyotr Rumyantsev who built the Gomel Palace, which later passed into the hands of another Field Marshal, Ivan Paskevich.
Split into simpler sentences: The first Russian owner of Gomel was Field Marshal Pyotr Rumyantsev who built the Gomel Palace. The palace compound later passed into the hands of another Field Marshal, Ivan Paskevich.