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'.

Sentence 1:Following the breakup of the former Yugoslavia , he moved to Canada in 1994 with his family and continued his successful career there , appearing in several films and TV series . Sentence 2:nan
SINGLE_VP_COORD

Sentence 1:Ignoring him completely , they spy Camorra gangsters hiding a stash of weapons . Sentence 2:nan
SINGLE_CATAPHORA

Sentence 1:Ralph Bunche , the first Nobel Peace Prize winner of African descent , served as chair of the Department of Political Science . Sentence 2:nan

SINGLE_APPOSITION