Complex sentence: Khetri is actually two towns, the first "Khetri Town" founded by Raja Khet Singhji Nirwan and "Khetri Nagar" which is about 10 km away from Khetri.
Split into simpler sentences: Khetri is actually two towns, the first "Khetri Town" was founded by Raja Khet Singhji Nirwan. The other is the town of "Khetri Nagar", which is about 10 km away from Khetri.