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:Packing to leave , she receives a telegram from her husband saying that Stroh will explain the misunderstanding . Sentence 2:nan
[A]: SINGLE_CATAPHORA


[Q]: Sentence 1:Arthur later explains to them that Mordred survived because Lancelot was unwilling to kill Arthur 's son . Sentence 2:nan
[A]: SINGLE_CONN_INNER


[Q]: Sentence 1:Sitting at 9 -- 2 ( 7 -- 2 ) and out of the BCS bowl picture for the first time in four years , Oregon had the Civil War left to play . Sentence 2:nan
[A]:
SINGLE_CATAPHORA