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:Although her age is the most young , she has an excellent ability as a voice actress . Sentence 2:nan
SINGLE_CONN_START

Sentence 1:The forest area of the reserve has tropical deciduous vegetation and it can be classified into Northern Tropical Moist Deciduous and Southern Dry Mixed Deciduous forests . Sentence 2:nan
SINGLE_S_COORD_ANAPHORA

Sentence 1:Schizachne is a genus of Eurasian and North American plants in the grass family . Sentence 2:The only accepted species is Schizachne purpurascens , commonly called false mesic .

PAIR_ANAPHORA