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'.

Input: Consider Input: Sentence 1:Other amenities include a village hall , a sports field which is home to Welford Victoria F.C. , a youth centre and a pocket park . Sentence 2:nan

Output: SINGLE_APPOSITION


Input: Consider Input: Sentence 1:The song is frequently sung in The Return of Peter Grimm , an RKO film released in 1935 , and the second screen adaptation of David Belasco 's Broadway hit . Sentence 2:nan

Output: SINGLE_APPOSITION


Input: Consider Input: Sentence 1:These opinions were highly controversial , and they brought Goodwin into conflict with many prominent Darwinian evolutionists , whereas some physicists found some of his views natural . Sentence 2:nan


Output: SINGLE_CONN_INNER_ANAPHORA