Assertion: safety bicycle | /r/HasProperty | the rover
Facets:
Source sentences:
text: Experiments with chain-drive had been attempted in 1869 and 1879, but the first well known chain-drive bicycle was the "Rover" produced in 1885 by John Kemp Starley.
text: 1885 England John Kemp Starley (James Starley's nephew) markets the revolutionary Safety Bicycle (the “Rover”) with a chain/rear-sprocket drive and tangentially-spoked, similar sized wheels.