_:n653ef6201ad34b13bffa3a2c452082abxb5
<http://schema.org/position>
"4"^^<http://www.w3.org/2001/XMLSchema#integer>
<https://vetenskapallmanhet.se/2020/09/forskningen-om-ljusfororeningar-fors-framat-med-hjalp-av-skolelever-och-scouter/>