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'.

Example Input: Sentence 1:Due to economic disparities in the black LGBT community , 32 % of children raised by gay black men are in poverty . Sentence 2:However , only 13 % of children raised by heterosexual black parents are in poverty and only 7 % for white heterosexual parents .
Example Output: PAIR_CONN

Example Input: Sentence 1:Regal targeted Finlay 's injured knee and attacked it . Sentence 2:However , Finlay protected his knee and tried to battle Regal but Regal continued to attack it and injured Finlay 's head .
Example Output: PAIR_CONN_ANAPHORA

Example Input: Sentence 1:Willis has also performed voiceovers at non-AFL major events , including the Melbourne Cup and is regarded as one of Australia 's premier announcers . Sentence 2:nan
Example Output:
SINGLE_VP_COORD

