About: http://webisa.webdatacommons.org/337890538

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	Off-axis motion --- especially for an asymmetric object --- causes precession, nutation, and other messy phenomena (involving in the general case elliptic functions, about which I knew next to nothing).
http://www.w3.org/ns/prov#wasQuotedFrom	zhurnal.net