{"paper":{"title":"Bethe-Salpeter studies of mesons beyond rainbow-ladder","arxiv_id":"0912.3494","primary_cat":"hep-ph","submitted_at":"2009-12-17T19:07:34+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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account.","hedge":{"p":0.99,"label":"asserted"},"own_p":0.87,"main_claim_p":0.04,"quantitative":true,"quantitative_p":0.78,"role_probabilities":{"gap":0.0,"method":0.88,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.12,"interpretation":0.0}},{"i":2,"p":0.8,"id":"s2","own":true,"role":"method","text":"We also include unquenching effects in the form of hadronic resonance contributions via the back-reaction of pions.","hedge":{"p":1.0,"label":"asserted"},"own_p":0.91,"main_claim_p":0.03,"quantitative":false,"quantitative_p":0.05,"role_probabilities":{"gap":0.0,"method":0.8,"result":0.0,"background":0.0,"limitation":0.0,"future_work":0.0,"contribution":0.2,"interpretation":0.0}},{"i":3,"p":0.9,"id":"s3","own":true,"role":"method","text":"We construct the corresponding Bethe--Salpeter kernel that satisfies the axial-vector Ward-Takahashi 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