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:Following at the rear of the 12th ( Yorkshire ) Parachute Battalion , they arrived at Le Bas de Ranville . Sentence 2:nan

Answer: SINGLE_CATAPHORA


Question: Sentence 1:Although Bernstein left as music director in 1969 , he continued to lead the Young People 's Concerts as Conductor Emeritus until 1972 . Sentence 2:nan

Answer: SINGLE_CONN_START


Question: Sentence 1:The Regent on Broadway is a large theatre in Palmerston North , New Zealand , named so because it is the Regent Theatre on Broadway Avenue . Sentence 2:nan

Answer:
SINGLE_CONN_INNER_ANAPHORA