virtual-mailboxes "inbox" "notmuch://?query=tag:inbox"
virtual-mailboxes "unread" "notmuch://?query=tag:unread and tag:inbox
virtual-mailboxes "archive" "notmuch://?query=tag:archive"
virtual-mailboxes "sent" "notmuch://?query=tag:sent"
virtual-mailboxes "newsletters" "notmuch://?query=devel-request@lists.fedoraproject.org"