_:n9cf3dc9f9f9845159638ea789b34f63dxb0
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<http://schema.org/LearningResource>
<https://arabiska.matteboken.se/lektioner/matte-4/komplexa-tal/komplexa-talplanet>