Complex sentence: India has a large road network of over 3.314 million kilometers of roadways (2.1 million miles), making it the second largest road network in the world although according to the World Bank, only about 47.3% of the roads in the total figure are paved.
Split into simpler sentences: India has a large road network of over 3.314 million kilometers of roadways (2.1 million miles), making it the second largest road network in the world. However, according to the World Bank, only 47.3% of the roads in the total figure are paved.