{"paper":{"title":"QCD Factorization in B -> pi K, pi pi Decays and Extraction of Wolfenstein Parameters","arxiv_id":"hep-ph/0104110","primary_cat":"hep-ph","submitted_at":"2001-04-11T16:21:37+00:00","version_compiled":"v1"},"notice":"Every quoted sentence is the authors' text from the arXiv listing abstract. Labels and probabilities are the outputs of classifier-1.13-20260917 on the question bank abstract-p1-20260923, exactly as returned. 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derived.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.92,"main_claim_p":0.2,"quantitative":false,"quantitative_p":0.04,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.95,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.03,"interpretation":0.02}},{"i":4,"p":0.7,"id":"s4","own":true,"role":"result","text":"Predictions for the $B\\to\\pi K, \\pi\\pi$ branching ratios and CP asymmetries are also presented.","hedge":{"p":0.99,"label":"asserted"},"own_p":0.9,"main_claim_p":0.09,"quantitative":false,"quantitative_p":0.03,"role_probabilities":{"gap":0.0,"method":0.0,"result":0.7,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.3,"interpretation":0.0}},{"i":5,"p":0.96,"id":"s5","own":true,"role":"result","text":"A good global fit to the (in part preliminary) experimental data on the branching fractions is obtained without taking recourse to phenomenological 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