TASK DEFINITION: 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'.
PROBLEM: 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 .

SOLUTION: PAIR_CONN

PROBLEM: Sentence 1:Koirala led his country 's delegation to the United Nations and made carefully poised visits to China and India , then increasingly at odds over territorial disputes . Sentence 2:Yet , he was in trouble at home almost from the beginning .

SOLUTION: PAIR_CONN_ANAPHORA

PROBLEM: Sentence 1:Although cryoseisms release less energy than most tectonic events , they can still cause damage or significant changes to an affected area . Sentence 2:nan

SOLUTION:
SINGLE_CONN_START