Complex sentence: NPT is an approximation of Kathmandu mean time, which is 5:41:16 ahead of UTC and the country's standard meridian actually pass through the peak of Gaurishankar mountain about 100 km east of Kathmandu.
Split into simpler sentences: NPT is an approximation of Kathmandu mean time, which is 5:41:16 ahead of UTC. The standard meridian passes through the peak of Gaurishankar mountain about 100 km east of Kathmandu.