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'.

[EX Q]: Sentence 1:The Greek captain , Apostolos Mangouras , reported a loud bang from the starboard side and as the ship began to take on water from high waves the engines shut down and he called for help from Spanish rescue workers . Sentence 2:nan
[EX A]: SINGLE_S_COORD_ANAPHORA

[EX Q]: Sentence 1:16 May - Kenneth Nelson , a member of the Royal Ulster Constabulary ( RUC ) was shot dead by the Provisional Irish Republican Army ( PIRA ) in Derryfubble , near Benburb . Sentence 2:nan
[EX A]: SINGLE_APPOSITION

[EX Q]: Sentence 1:A new train , the ( Hatia - Rajendra Nagar - Islampur ) Intercity Express , is also running . Sentence 2:nan
[EX A]:
SINGLE_APPOSITION