instruction:
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'.
question:
Sentence 1:Settling in Athens , he lived a prosperous life until Dionysius II dispossessed him of his estates and income . Sentence 2:nan
answer:
SINGLE_CATAPHORA


question:
Sentence 1:Ben and Lindsey have a wonderful time together , and after making love , he tells her it was one of the best nights of his life . Sentence 2:nan
answer:
SINGLE_S_COORD_ANAPHORA


question:
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 .
answer:

PAIR_CONN_ANAPHORA