The comparison came as no surprise to the architects, Italy's Renzo Piano and Britain's Richard Rogers, who deliberately left the building's service systems visible and color-coded.
They camouflaged the building's service systems.   
mnli hypothesis: They camouflaged the building's service systems.    premise: The comparison came as no surprise to the architects, Italy's Renzo Piano and Britain's Richard Rogers, who deliberately left the building's service systems visible and color-coded.