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'.
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Question: Sentence 1:GM executives decided that engineering effort would best be spent on aerodynamics and chassis development . Sentence 2:They created a modern platform , so that when engine technology advanced , they would have a well - balanced package with acceleration , braking , handling , and aerodynamics .

Answer: PAIR_ANAPHORA


Question: Sentence 1:As word spread about Audrey , hundreds of visitors began coming to pray for healing near Audrey 's bedside . Sentence 2:Eventually , the family set up visiting hours and built a window in Audrey 's bedroom wall through which visitors could view her .

Answer: PAIR_CONN_ANAPHORA


Question: Sentence 1:The exhibition followed the lead of the previous Glaswegian exhibition in 1888 and took place at Kelvingrove Park . Sentence 2:It ran between 2 May and 4 November and was opened by the Duchess of Fife .

Answer:
PAIR_NONE