Complex sentence: However, Sambhaji's wife and Shahu's mother was still held captive to ensure good behaviour by Shahu and her release could be obtained only in 1719 when Marathas became strong enough under Chhattrapati Shahu's rule.
Split into simpler sentences: However, Sambhaji's wife and Shahu's mother was still held captive to ensure good behaviour by Shahu. Her release could be obtained only in 1719 when Marathas became strong enough under Chhattrapati Shahu's rule.