Premise: Shangri-La Plaza (colloquially called as Shang) is a large, upscale-luxury shopping mall located in Ortigas Center, Mandaluyong, Philippines. It is owned and operated by the Kuok Group of Companies, the owner of the worldwide chain of Shangri-La Hotels and Resorts. Shangri-La Plaza opened on November 21, 1991 and contains more than 300 shops and restaurants.
Hypothesis: Shangri-La Plaza was open in 1992