In this task, you are given two sentences in the English language and your task is to classify them into one of their discourse types. A discourse type is an indicator to classify the given two sentences on the basis of a co-text as well as a relevant context. There are 13 discourse types in total which are 'SINGLE_S_COORD', 'SINGLE_CATAPHORA', 'SINGLE_CONN_INNER', 'SINGLE_APPOSITION', 'SINGLE_VP_COORD', 'SINGLE_CONN_START', 'PAIR_ANAPHORA', 'PAIR_CONN', 'SINGLE_RELATIVE', 'SINGLE_CONN_INNER_ANAPHORA', 'SINGLE_S_COORD_ANAPHORA', 'PAIR_CONN_ANAPHORA' and 'PAIR_NONE'.
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Question: Sentence 1:Durgapur is by far the most industrialised city in eastern India and the second planned city in India . Sentence 2:It started with the first prime minister of independent India , Jawaharlal Nehru .

Answer: PAIR_ANAPHORA


Question: Sentence 1:Although this publication offended Pendleton , he decided against replying in kind . Sentence 2:nan

Answer: SINGLE_CONN_START


Question: Sentence 1:Starting in 1972 , because of the remarkable range of species and number of specimens , he focused on Dry Mesa in Western Colorado . Sentence 2:nan

Answer:
SINGLE_CATAPHORA