"He traveled on in-line skates, not on a bicycle..."
So this means the rest of the 'intellectual property' is invalid, even though the main thread of the story is very similar AND was submitted/optioned by WB's? This isn't the first time I've seen stories/screenplays being contained/bought off with a "retainer" then being slightly rewritten and someone else getting the credit/royalties. Whatever that amounts to these days...