@prefix textbook: <https://w3id.org/jp-textbook/>.
@prefix dct: <http://purl.org/dc/terms/>.
@prefix qb: <http://purl.org/linked-data/cube#>.
@prefix xsd: <http://www.w3.org/2001/XMLSchema#>.
@prefix schema: <http://schema.org/>.
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#>.
@prefix cs: <https://w3id.org/jp-cos/>.
@prefix curriculum: <https://w3id.org/jp-textbook/curriculum/>.
textbook:AB100000000203
  dct:source textbook:AC100000000111;
  qb:order 203;
  schema:name "電磁石が発明されるまで";
  schema:workExample [
    schema:isPartOf textbook:小学校\/2019\/理科\/502;
    schema:numberOfPages 1;
    schema:pagination "155";
    rdf:type schema:Chapter
  ];
  rdf:type textbook:TeachingUnit;
  cs:cosItem cs:8260253131100000;
  cs:originalCosItem cs:8260253131100000;
  textbook:authorizedYear "2019"^^xsd:gYear;
  textbook:cosMappingDescription "A(3)ア(ア)電流の流れているコイルは，鉄心を磁化する働きがあり，電流の向きが変わると，電磁石の極も変わること。";
  textbook:grade 5;
  textbook:school textbook:school\/小学校;
  textbook:subject curriculum:小学校\/2020\/理科\/理科;
  textbook:subjectArea curriculum:小学校\/2020\/理科;
  textbook:teachingUnitType curriculum:OutOfCos.