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'.

[Q]: Sentence 1:In 1754 , they Juel couple where ousted from the royal court , reportedly because they where considered a threat by the powerful Johann Hartwig Ernst von Bernstorff . Sentence 2:nan
[A]: SINGLE_CONN_INNER_ANAPHORA


[Q]: Sentence 1:For large numbers , the Poisson distribution approaches a normal distribution about its mean , and the elementary events ( photons , electrons , etc . ) are no longer individually observed , typically making shot noise in actual observations indistinguishable from true Gaussian noise . Sentence 2:nan
[A]: SINGLE_S_COORD


[Q]: Sentence 1:Although he never flew into space , he served as a backup crew member on the Soyuz 16 , Soyuz 32 , Soyuz 35 , and Soyuz T - 4 missions . Sentence 2:nan
[A]:
SINGLE_CONN_START