What you had descriped is the Boulder Road Sport;
http://www.renehersebicycles.com/boulderbicyclerroadsport.htm
looks like a Unicack that someone's upgraded. All it needs is lime green tyres.
@deleted started
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What you had descriped is the Boulder Road Sport;
http://www.renehersebicycles.com/boulderbicyclerroadsport.htm