31. Therefore, in ( 2 ), focus is marked via word order and a nuclear pitch accent . 32. "' Pitch accent "'is a term used in acoustic stress of a syllable. 33. However, there is debate over the definition of pitch accent and whether a coherent definition is even possible. 34. Even between Kyoto and Osaka, only 30 min by train, a few words'pitch accents change. 35. "' Pitch accent "'is a feature of certain languages whose variations in stressed ). 36. Pitch is phonemic in Somali, but it is debated whether Somali is a pitch accent or tonal language. 37. The following chart gives some examples of minimal pairs of Japanese words whose only differentiating feature is pitch accent . 38. As in other languages with this feature, it is thought to be a vestige of an earlier pitch accent . 39. Central Miyako dialects do not have pitch accent ; therefore, they are of " ikkei " type. 40. Moreover, the Danish pitch accent shared with Norwegian and Swedish changed into " st�d " around this time.