Complex sentence: Jandu people in Rajasthan and Haryana are mainly Jats.Jandu's have a dominant share in agricultural land of North Rajasthan (Sri Ganganagar Dist.).
Split into simpler sentences: Jandu people in Rajasthan and Haryana are mainly of Jat origin. Jandus have a dominant share in the agricultural land of North Rajasthan (Sri Ganganagar Dist.).