// Precinct lobby: the locker gives up its evidence once it's open.

fn on_verb(verb, noun) {
    if noun == "locker" && flag("locker_open") && !has("evidence") && (verb == "do" || verb == "look") {
        give("evidence");
        say("You bag the data-slate. Chain of custody: immaculate.");
        return true;
    }
    false
}