About: http://webisa.webdatacommons.org/242563102

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	And the mask prperty for the text box is single C. That means you can enter only one character and that can be any character except the control keys.
http://www.w3.org/ns/prov#wasQuotedFrom	mstecharticles.com