TASK DEFINITION: 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'.
PROBLEM: Sentence 1:Seats are allocated using the d'Hondt method with an electoral threshold of 5 % , although it is waived for ethnic minority parties . Sentence 2:nan

SOLUTION: SINGLE_CONN_INNER_ANAPHORA

PROBLEM: Sentence 1:He applied himself to parish work and had the church restored and the vicarage rebuilt . Sentence 2:nan

SOLUTION: SINGLE_S_COORD

PROBLEM: Sentence 1:There is no known information on Barbapiccola 's formal education . Sentence 2:However , it is suggested that much of her knowledge accumulated by means of conversations in Neapolitan salons .

SOLUTION:
PAIR_CONN_ANAPHORA