{"reviews":[{"answer_id":"a001","verdict":"correct","rationale":"The source reports that both knowledge-graph strategies passed the score-40 bottleneck and reached comparable scores, with chaining converging faster and using samples more efficiently.","source_span_ids":["s00020","s00023"],"issues":[]},{"answer_id":"a002","verdict":"correct","rationale":"The source reports that both knowledge-graph strategies passed the bottleneck and reached comparable scores, with KG-A2C-chained converging faster.","source_span_ids":["s00020","s00023"],"issues":[]},{"answer_id":"a003","verdict":"correct","rationale":"The source reports that both knowledge-graph strategies passed the bottleneck and reached comparable scores, with KG-A2C-chained converging faster and using samples more efficiently.","source_span_ids":["s00020","s00023"],"issues":[]},{"answer_id":"a004","verdict":"correct","rationale":"The source reports that both knowledge-graph strategies passed the bottleneck and reached comparable scores, with KG-A2C-chained converging faster and using samples more efficiently.","source_span_ids":["s00020","s00023"],"issues":[]}]}