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:Note : this file will not be deleted for this reason , unless it is explicitly nominated for deletion . Sentence 2:nan

Output: SINGLE_CONN_INNER_ANAPHORA


Input: Consider Input: Sentence 1:Bode and Chub steal a motorboat and plan to make a refuge on Pearl Key , a small island in Florida Bay . Sentence 2:However , because of their inept navigational skills , Tom and JoLayne easily follow them in a boat of their own .

Output: PAIR_CONN


Input: Consider Input: Sentence 1:Officially , it comes with 256 MB RAM . Sentence 2:However , there is a patch that reveals 256 MB extra RAM that seems to be locked .


Output: PAIR_CONN