{"reviews":[{"answer_id":"a001","verdict":"correct","rationale":"Identifies the Rei2016 comparison system and its FCE training dataset, as explicitly stated in the source.","source_span_ids":["s00023"],"issues":[]},{"answer_id":"a002","verdict":"correct","rationale":"Identifies the annotation-only baseline against which artificial-data improvements were measured. Although the reference names Rei2016, the source also explicitly uses training on manual annotation alone as a baseline.","source_span_ids":["s00021","s00022","s00025"],"issues":[]},{"answer_id":"a003","verdict":"correct","rationale":"Correctly describes the manual-annotation-only FCE baseline used to assess the benefit of artificial training data.","source_span_ids":["s00021","s00022","s00025"],"issues":[]},{"answer_id":"a004","verdict":"correct","rationale":"Correctly identifies the FCE manual-annotation-only baseline. The source supports this comparison in addition to the named Rei2016 comparison system.","source_span_ids":["s00021","s00022","s00025"],"issues":[]},{"answer_id":"a005","verdict":"correct","rationale":"Accurately describes the baseline trained on manual FCE annotations without added artificial data.","source_span_ids":["s00021","s00022","s00025"],"issues":[]},{"answer_id":"a006","verdict":"correct","rationale":"Identifies the Rei2016 error detection system trained on the same FCE dataset, matching the explicitly named comparison system.","source_span_ids":["s00023","s00025"],"issues":[]}]}