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:Settling in Athens , he lived a prosperous life until Dionysius II dispossessed him of his estates and income . Sentence 2:nan
SINGLE_CATAPHORA

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
SINGLE_S_COORD_ANAPHORA

Sentence 1:This was a necessity , because acting was the source of income for the family , and she could not afford to take a break . Sentence 2:However , this continuity may have affected her acting career and she was never really accepted as a leading lady .

PAIR_CONN