Who wrote the Beatles' song that was covered during Dokken's performance for their "unplugged" album?
One Live Night:  This intimate performance included versions of "Tooth and Nail", "Into the Fire" and "Alone Again", as well as covers of the Beatles' "Nowhere Man" and Emerson, Lake & Palmer's "From the Beginning". Nowhere Man (song):  The song was written by John Lennon (credited to Lennon–McCartney).
John Lennon