<http://webisa.webdatacommons.org/prov/322808013>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/311651673> .
<http://webisa.webdatacommons.org/311651673>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/311651673>	<http://www.w3.org/ns/prov#value>	"It can be gathered from a comparison of example 1 and the following examples that it is necessary for the purpose of obtaining the desired blue colour in reflection to adopt characteristics, particularly with regards to the thicknesses, for both the inner and outer coverings selected very carefully in accordance with the present invention." .
<http://webisa.webdatacommons.org/311651673>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .