_:n7af2a65a530045e0a6978032271af3dbxb3
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://gitlab.arm.com/linux-arm/linux-iv/-/blob/330a582790452a159686c5dab8f4286babd9c00e/fs/btrfs/relocation.c>