{
 "accuracy": {
  "gpt-4.1-mini": 2,
  "gpt-5.6-luna": 95,
  "tie": 3
 },
 "pronunciation": {
  "gpt-4.1-mini": 8,
  "gpt-5.6-luna": 69,
  "tie": 23
 },
 "usefulness": {
  "gpt-4.1-mini": 0,
  "gpt-5.6-luna": 100,
  "tie": 0
 },
 "korean_fluency": {
  "gpt-4.1-mini": 3,
  "gpt-5.6-luna": 96,
  "tie": 1
 },
 "overall": {
  "gpt-4.1-mini": 0,
  "gpt-5.6-luna": 100,
  "tie": 0
 }
}