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| For researchers | Trace how a song traveled across genres, countries, and decades. | | --- | --- | | For musicians | Find inspiration, see which songs have unusual covers, or discover a 鈥渉idden original鈥� behind a famous hit. | | For copyright / licensing | Identify original rights holders and derivative works. | | For trivia fans | See which song has been covered most often (e.g., 鈥淪ummertime鈥� 鈥� Gershwin). |