Complex sentence: Subhadra (the sister of Balarama and Krishna) marries a Pandava named Arjuna, and their son Abhimanyu falls in love with Balarama's daughter, Sasirekha.
Split into simpler sentences: Subhadra (the sister of Balarama and Krishna) marries a Pandava named Arjuna. Their son Abhimanyu falls in love with Balarama's daughter, Sasirekha.