Complex sentence: Sindh-Madrasa-tul-Islam was founded in 1890 by Hassan Ali Bey, a Sindhi of Turkish origin and settled in Karachi began to become popular with mainly Muslims of Sindh including Balochs.
Split into simpler sentences: Sindh-Madrasa-tul-Islam was founded in 1890 by Hassan Ali Bey, a Sindhi of Turkish origin who settled in Karachi. It began to become popular with mainly Muslims of Sindh including Balochs.