About Haydn music work research, people more paid attention to symphony and string quartet, but research on piano sonata actually appears somewhat weakly.

关于海顿音乐作品的研究，人们更多地关注其交响乐、弦乐四重奏，而钢琴奏鸣曲的研究却显得有些薄弱。

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Mr Carter's own voice did not crystallise until he was in his 40s, in the intensely dramatic Cello Sonata, completed in 1948, and even more startlingly in his First String Quartet of 1951.

ECONOMIST: Elliott Carter