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:During routine exercise he often acted offensively to Tandy , Morres and Corbet , or they to him . Sentence 2:Consequently , he was given the option of joining those prisoners who had a general mess , or having a yard of his own in which to exercise .

A: PAIR_CONN
****
Q: 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

A: SINGLE_S_COORD
****
Q: Sentence 1:In 1846 Tweedie came to London and became a student at the Royal Academy . Sentence 2:He then studied for three years in Paris under Thomas Couture .

A:
PAIR_ANAPHORA
****