{'coal india': [0, 0, 0, 1], 'bharat electronics limited': [0, 0, 0, 3], 'bharat heavy electricals limited': [0, 0, 0, 2], 'india limited': [1, 0, 3, 4], 'gas authority': [0, 0, 0, 2], 'navratna': [0, 0, 0, 1]}