About: http://webisa.webdatacommons.org/219598542

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	S4 was an attempt to power the snake with just one motor, but ran into problems because of high torque in the u-joints.
http://www.w3.org/ns/prov#wasQuotedFrom	hackaday.com