Site with a database of Beatles records

music-facts.ru
On this site you can get interesting statistics on the records of the Beatles.
For example:

Who performs the lead vocals more often - John or Paul?
music-facts.ru/credits/The_Beatles/instrument/lead_vocal

John once said that Ringo was not the only (and not the best) drummer in the band. What records can you be sure of?
music-facts.ru/credits/The_Beatles/instrument/drums
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On the other hand, Ringo played on the mass of instruments, and not just drums. But on what.
music-facts.ru/credits/The_Beatles/artist/Ringo_Starr

And Mel Evans worked not only as an errand boy, but also helped in the records, playing at something. And not only on the alarm clock.
music-facts.ru/credits/The_Beatles/artist/Mal_Evans

And also when Mick Jagger, Kate Richards and Brian Jones came in, in which records you can hear the voices of Yoko Ono, Linda McCartney, Patty Harrison and Maureen Starkey and others.