About: http://webisa.webdatacommons.org/60418276

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	The rule is a 15-yard penalty for any a player who makes an illegal blindside block from the helmet, forearm or shoulder and lands to the head or neck area of the defender.
http://www.w3.org/ns/prov#wasQuotedFrom	bleacherreport.com