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 1:1891 -- The Mino -- Owari earthquake , the largest inland earthquake in Japan 's history , strikes Aichi Prefecture . Sentence 2:nan

A: SINGLE_APPOSITION
****
Q: Sentence 1:Since the transition , it has been , however , extremely rare for a text to be written predominantly in classical Chinese , mainly because it lacks in words essential to describing modern life or expressing Western - originated concepts . Sentence 2:nan

A: SINGLE_CONN_INNER_ANAPHORA
****
Q: Sentence 1:The Israeli audience , enamored with Sanderson 's blend of humor , jokes and lighthearted music , was willing to accept Sanderson 's brilliant music only when masqueraded as ' simple pop ' , but was much less enthusiastic about more earnest musical attempts . Sentence 2:nan

A:
SINGLE_S_COORD
****
