This code in Kartographer ignores the <maplink> link that (by some magic?) gets placed outside of the page content. See example (I suspect some site customization automatically moves the {{User:Yurik/Sandbox/geo|47.8000|13.0500}} to the very top).
mw.hook( 'wikipage.content' ).add( function ( $content ) { ... $content.on( 'click', '.mw-kartographer-link', function () {