Complex sentence: Captain Lakshmi Sehgal International Airport was a proposed international airport to be constructed at Jainpur in Kanpur Dehat district of Uttar Pradesh about 50 km from City of Kanpur.
Split into simpler sentences: Captain Lakshmi Sehgal International Airport is a proposed international airport to be constructed at Jainpur in Kanpur Dehat district of Uttar Pradesh. It is about 50 km from City of Kanpur.