CORAZON LIWAT-MOYA, AS SUBSTITUTED BY HER SURVIVING HEIRS, NAMELY: MARIA THERESA MOYA SIOSON, ROSEMARIE MOYA KITHCART AND MARIA CORAZON MOYA GARCIA, PETITIONER, VS. EXECUTIVE SECRETARY EDUARDO R. ERMITA AND RAPID CITY REALTY & DEVELOPMENT CORPORATION, FOR ITSELF AND AS AUTHORIZED REPRESENTATIVE OF CENTURY PEAK CORPORATION, RESPONDENTS