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:Certain non-citizens , such as permanent residents , have similar rights ; however , non-citizens , unlike citizens , may have the right taken away . Sentence 2:For example , they may be deported if convicted of a serious crime .

A: PAIR_CONN_ANAPHORA
****
Q: Sentence 1:In 1991 , an English man was prosecuted for allegedly having sexual contact with a dolphin . Sentence 2:The man was found not guilty after it was revealed at trial that the dolphin was known to tow bathers through the water by hooking his penis around them .

A: PAIR_ANAPHORA
****
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

A:
SINGLE_S_COORD_ANAPHORA
****
