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'.

Example Input: Sentence 1:In some situations , they have been accompanied , or followed , by civil unrest and armed rebellion . Sentence 2:nan
Example Output: SINGLE_VP_COORD

Example Input: Sentence 1:Methods that are declared private or static can not be overridden either because they are implicitly final . Sentence 2:nan
Example Output: SINGLE_CONN_INNER

Example Input: Sentence 1:At a town meeting in March 1888 , after much discussion , the town voted in favor of spending $2,000 on the new building , but only if the structure would serve the community as a whole . Sentence 2:nan
Example Output:
SINGLE_S_COORD