The interior of a private audience hall from this empire contains four diagonal walkways and a central goblet-shaped pillar with serpentine brackets. Pietra dura was used in a “jewel box” building named after this empire’s “pillar of the state” often called a “baby” version of a later building from this empire. Several chhatris top this empire’s “Door of Victory” constructed in an abandoned palace with red sandstone topped by (*) marble decorations. A ruler of this empire apocryphally planned a “black” version of a (10[2])building (10[1])that contains a charbagh bisected by a rectangular pool. That building from this empire designed by Ustad Ahmad Lahori has four minarets surrounding a white onion dome. For 10 points, name this empire whose Shah Jahan built the Taj Mahal. ■END■