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:Speculation is that it was never finished because Warrior had already left WWF or because Hasbro was unable to perfect the chest beating action . Sentence 2:nan
[A]: SINGLE_CONN_INNER


[Q]: Sentence 1:Although the principal focus was straight plays , he revived the melodrama -- a play with incidental music . Sentence 2:nan
[A]: SINGLE_CONN_START


[Q]: Sentence 1:Mahishasur gets into deep Tapasya to Brahma and receives a boon that only a Female having the powers of Tridevs can kill him . Sentence 2:Meanwhile , Parvati is born to a fisherman named as Matsya Parvati .
[A]:
PAIR_CONN