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<http://webisa.webdatacommons.org/prov/102746342>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/299297895> .
<http://webisa.webdatacommons.org/299297895>	<http://www.w3.org/ns/prov#value>	"chemicals and/or hazards in laboratories, studios, shops and other facilities." .
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<http://webisa.webdatacommons.org/prov/453706663>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/299297895> .