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'.

Sentence 1:Although he studied painting and drawing in the 1970s and 1980s , he is a self - taught sculptor who began showing his work regularly in 2000 . Sentence 2:nan
SINGLE_CONN_START

Sentence 1:The celebrated Bodhi tree still exists , but is very much decayed ; one large stem , with three branches to the westward , is still green , but the other branches are barkless and rotten . Sentence 2:nan
SINGLE_S_COORD

Sentence 1:As stated above , ceramic evidence at the early phase was punctate , but shifted to rocker - stamped motif in the later Kansyore period . Sentence 2:nan

SINGLE_VP_COORD