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:His granddaughter Esther Chemutai is also a runner , while he is a distant uncle to the siblings Linet Masai and Moses Masai . Sentence 2:nan
[EX A]: SINGLE_CONN_INNER

[EX Q]: Sentence 1:Jump up ^ Bringhurst , Robert ( 2004 ) . Sentence 2:The Elements of Typographic Style ( 3 ed . ) .
[EX A]: PAIR_NONE

[EX Q]: Sentence 1:The Court held that the United States Employees ' Compensation Commission satisfied Fifth Amendment Due Process and the requirements of Article III with its court - like procedures and because it invests the final power of decision in Article III courts . Sentence 2:nan
[EX A]:
SINGLE_CONN_INNER_ANAPHORA