Take the following as truth: Italian architects Renzo Piano and Gianfranco Franchi and Englishman Richard Rogers deliberately left the building's service systems visible and color- red for the transportation, green for the water pipes, blue for the air-conditioning ducts, and yellow for the electrical system.
Then the following statement: "The color coded markings were a life saving invention when the disaster occurred. " is true, false, or inconclusive?