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'.

Input: Consider Input: Sentence 1:Debuting in Shadow of the Hawk , he stalked both a man calling himself Carter Hall ( and claiming to be the reincarnated Hawkman ) and Shayera ( the former Hawkgirl ) to Egypt . Sentence 2:nan

Output: SINGLE_CATAPHORA


Input: Consider Input: Sentence 1:Mayor Michael Bloomberg eliminated 169 of those jobs in 2003 . Sentence 2:However , in 2006 , Bloomberg increased the size of the agency , in the wake of the murder of Nixzmary Brown by her stepfather .

Output: PAIR_CONN_ANAPHORA


Input: Consider Input: Sentence 1:Settling in Athens , he lived a prosperous life until Dionysius II dispossessed him of his estates and income . Sentence 2:nan


Output: SINGLE_CATAPHORA