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:Bishop Henry was the younger brother of King Stephen and his structure dominates the town to this day . Sentence 2:By 1240 in excess of 100 nuns were living in the community .
[A]: PAIR_NONE


[Q]: Sentence 1:A server becomes a candidate if it receives no communication by the leader over a period called the election timeout , so it assumes there is no acting leader anymore . Sentence 2:nan
[A]: SINGLE_S_COORD_ANAPHORA


[Q]: Sentence 1:In response , Mulock organized a group of prominent businessmen from the Newmarket area to travel to Ottawa to meet with Laurier . Sentence 2:They arrived on 21 February 1905 and found the Prime Minister more than interested in the project , and he noted :
[A]:
PAIR_ANAPHORA