    Sentence 1° The Organization of Petroleum Exporting  Countries defied expectations on Wednesday and lowered  its output ceiling by $00,000 barrels a day to 24.5 million  barréls starting in November    Sentence 2; The Organization of: Petroleum Exporting  Countries decided yesterday to lower its output ceiling-by  900.000 barrels a day t-245 million Barrels, starting, in  November