Complex sentence: Priced at US $.29, Wooly Willy was successfully launched on the toy market in 1955, being sold first on a test basis through the G. C. Murphy dime store chain, and eventually through the nationwide chain, Woolworth's.
Split into simpler sentences: Priced at US $.29, Wooly Willy was successfully launched on the toy market in 1955. The toy was sold first on a test basis through the G. C. Murphy dime store chain, and eventually through the nationwide chain, Woolworth's.