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 Input:
Sentence 1:Including the previous incarnations as the Home Nations and Five Nations , this was the seventy - sixth series of the northern hemisphere rugby union championship . Sentence 2:nan

Ex Output:
SINGLE_CATAPHORA


Ex Input:
Sentence 1:Although she dreamed about winning the gold medal in front of home crowd , Radulovics had to be content herself with a bronze after Hungary lost to Norway in the semifinals and beat Russia in the third place match . Sentence 2:nan

Ex Output:
SINGLE_CONN_START


Ex Input:
Sentence 1:After capturing Gharanij , the SDF in February shifted their attention to secure complete control of Al - Bahrah , whose control had changed twice . Sentence 2:nan

Ex Output:

SINGLE_APPOSITION