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'.
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Question: Sentence 1:Although Roy is insufferably snobbish and manipulative , he manages to exert a curious control over Natalie , forcing her to confront several disturbing , long - suppressed memories of her past ( shown in black - and - white flashbacks ) . Sentence 2:nan

Answer: SINGLE_CONN_START


Question: Sentence 1:Arthur later explains to them that Mordred survived because Lancelot was unwilling to kill Arthur 's son . Sentence 2:nan

Answer: SINGLE_CONN_INNER


Question: Sentence 1:At that moment , Tsuneo arrives at the house with the intention of killing Kanae , but Ryuhei resurrects as a shibito and chases Tsuneo . Sentence 2:nan

Answer:
SINGLE_S_COORD