競べ馬
  くらべ馬
  競馬
  irregular okurigana usage
  くらべうま
  noun (common) (futsuumeishi)
  traditional horse-racing
  originally two horses head-to-head or ten at a time, esp. May 5th event at Kamigamo shrine
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  競馬
  けいば
  noun (common) (futsuumeishi)
  nouns which may take the genitive case particle `no'
  horse racing
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