((meta (@ (content . "png") (name . "syntax"))) (meta (@ (content . "00001003305000") (name . "back"))) (meta (@ (content . "00001003305000") (name . "backward"))) (meta (@ (content . "1") (name . "box-number"))) (meta (@ (content . "(c) 2020-present by Detlef Stern ") (name . "copyright"))) (meta (@ (content . "00010101000000") (name . "created"))) (meta (@ (content . "en") (name . "lang"))) (meta (@ (content . "EUPL-1.2-or-later") (name . "license"))) (meta (@ (content . "00010101000000") (name . "published"))) (meta (@ (content . "public") (name . "visibility"))))