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:Russians were strongly tied to tradition and feared they would lose their long cherished personal connection to the Tsar . Sentence 2:While the Tsar remained ever pure in the eyes of the people , popular opinion held that his advisors exercised an evil influence over him .
PAIR_NONE

Sentence 1:Vajira or Vajirakumari was born to Pasenadi 's chief queen , Mallika . Sentence 2:According to Pali tradition , her mother was a beautiful daughter of the chief garland maker of Kosala .
PAIR_ANAPHORA

Sentence 1:Matilda was proclaimed queen but was soon at odds with her subjects and was expelled from London . Sentence 2:nan

SINGLE_S_COORD_ANAPHORA

