Complex sentence: Sindh has been known by various names in the past, the name Sindh comes from the Indo-Aryans whose legends claimed that the Indus River flowed from the mouth of a lion or "Sinh-ka-bab".
Split into simpler sentences: Sindh has been known by various names in the past, the name Sindh comes from the Indo-Aryans. A legend claims that the Indus River flowed from the mouth of a lion or "Sinh-ka-bab".