Methods, systems, and data structures for communicating object metadata are provided. Each pixel of the MVA LCD is subdivided into color components, which are further divided into color dots. The base plate is provided with a lever shaft receiver for pivotally supporting the lever of the opening-closing mechanism, and the lever shaft receiver is formed by punching the base plate and bending the punched portion upwardly. The airfoil and endwalls cooling circuit forms a series of passages that meander through the vane before discharging out through the exit holes.