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'.

[EX Q]: Sentence 1:Vidyapati tried his best , but could not locate the place of worship . Sentence 2:Finally , he could manage to marry Lalita , the daughter of Viswabasu .
[EX A]: PAIR_CONN_ANAPHORA

[EX Q]: Sentence 1:Melissa , who had stepped up as a leader , was named the red team 's best of the worst and told to nominate two women for elimination . Sentence 2:nan
[EX A]: SINGLE_RELATIVE

[EX Q]: Sentence 1:Beginning on January 30 , 1951 , Dodd led his platoon against Hill 256 , a strongly defended position near Subuk , Korea , as part of Operation Thunderbolt . Sentence 2:nan
[EX A]:
SINGLE_CATAPHORA