Complex sentence: Thanks to the then Prime Minister Inder Kumar Gujral's personal intervention, the Delhi Police enhanced the security to a very high level, and it currently enjoys round the clock patrolling by Delhi Police and guards hired by the residents association.
Split into simpler sentences: Thanks to the then-Prime Minister Inder Kumar Gujral's personal intervention, the Delhi Police enhanced the security to a very high level. It currently enjoys round-the-clock patrolling by Delhi Police and guards hired by the residents association.