(META (EMPTY-STRING title "Formal syntax of query expressions") (WORD role "manual") (TAG-SET tags ("#manual" "#reference" "#search" "#zettelstore")) (WORD syntax "zmk") (ZID-SET back ("00001007700000")) (ZID-SET backward ("00001007700000")) (NUMBER box-number "1") (STRING copyright "(c) 2020-present by Detlef Stern <ds@zettelstore.de>") (TIMESTAMP created "20220810144539") (WORD lang "en") (EMPTY-STRING license "EUPL-1.2-or-later") (TIMESTAMP modified "20240219155949") (TIMESTAMP published "20240219155949") (WORD visibility "public"))