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'.

[Q]: Sentence 1:Emphasizing malware prevention , new features include SONAR , which looks for suspicious application behavior . Sentence 2:This release adds real - time exploit protection , preventing attackers from leveraging common browser and application vulnerabilities .
[A]: PAIR_NONE


[Q]: Sentence 1:Regal targeted Finlay 's injured knee and attacked it . Sentence 2:However , Finlay protected his knee and tried to battle Regal but Regal continued to attack it and injured Finlay 's head .
[A]: PAIR_CONN_ANAPHORA


[Q]: Sentence 1:Although the conditions of their imprisonment were not always good , he provided them with clothing , and eventually had all but the officers transported to New York and released . Sentence 2:nan
[A]:
SINGLE_CONN_START