<http://webisa.webdatacommons.org/6356406>	<http://www.w3.org/ns/prov#value>	"On the other hand, if the image to be formed is constructed of only characters, such as alphabets, symbols and numerals, it is not always necessary to form an image using multiple gradations or a high contrast ratio." .
<http://webisa.webdatacommons.org/6356406>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/184711631>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/6356406> .
<http://webisa.webdatacommons.org/6356406>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .