instruction:
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'.
question:
Sentence 1:Federal Cabinet Member Ernest Lapointe , the Quebec lieutenant of Prime Minister William Lyon Mackenzie King , promised that no one would face conscription if voters supported the Liberals . Sentence 2:nan
answer:
SINGLE_APPOSITION


question:
Sentence 1:The online magazine for gay gamers , GayGamer.net commented that , while Tolkien was a devout Christian . Sentence 2:nan
answer:
SINGLE_CONN_INNER


question:
Sentence 1:Matthews scored 20 points against North Florida in his first game at Michigan on November 11 , 2017 . Sentence 2:In the game , he and Duncan Robinson became the first Michigan teammates to score 20 points in a game since March 3 , 2015 .
answer:

PAIR_ANAPHORA