<http://webisa.webdatacommons.org/429990500> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> . <http://webisa.webdatacommons.org/prov/238947570> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/429990500> . <http://webisa.webdatacommons.org/429990500> <http://www.w3.org/ns/prov#value> "Principal Angie Gerzen said she and some specialists, such as art and gym teachers, have had to fill in for absent colleagues because the district couldn???t find a substitute." . <http://webisa.webdatacommons.org/429990500> <http://www.w3.org/ns/prov#wasQuotedFrom> <columbiamissourian.com> .