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:As the Delaware companies do not have to reveal their owners the exact ownership of the club is therefore unknown but Steve Parish confirmed that each of Harris and Blitzer had an 18 % share to match his own . Sentence 2:nan
[A]: SINGLE_S_COORD


[Q]: Sentence 1:Alternating the lead every 100 paces , they made their way from the plateau to the top , finally reaching the summit at 2 : 30 pm . Sentence 2:nan
[A]: SINGLE_CATAPHORA


[Q]: Sentence 1:In particular , there are no signs of the steppe kurgans that characterise the Kurgan culture . Sentence 2:Finally , comparative anatomy suggests the deceased came from a locally derived population , not from the east .
[A]:
PAIR_CONN