<http://webisa.webdatacommons.org/12863890>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/390117778>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/12863890> .
<http://webisa.webdatacommons.org/12863890>	<http://www.w3.org/ns/prov#value>	"Each Braille letter or other symbol is formed by using one or more of the six dots." .
<http://webisa.webdatacommons.org/12863890>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<nfb.org> .