https://w3id.org/framester/framenet/abox/lu/challenging.a <https://w3id.org/framester/framenet/tbox/LexUnit>

xsd:string challenging.a 
xsd:string fn15schema: requiring a person's full abilities and effort 
xsd:string F 
<https://w3id.org/framester/framenet/tbox/LexUnit>
<https://w3id.org/framester/framenet/abox/semType/Negative>
<https://w3id.org/framester/framenet/abox/frame/Difficulty>

risorse dalla linked data cloud