George sold a rental property (ACB $300,000) to his wife, Gloria, for $500,000 on January 5, 2023. At the time of this sale, the fair market value was $750,000. George and his wife elected under subsection 73(1) of the Income Tax Act for that subsection not to apply to the sale. Gloria held onto the rental property until December 27, 2023, when she sold it for $900,000. What are the taxable capital gains that George and Gloria must report on their 2023 tax returns with respect to the sale of the rental property? Assume that neither individual has any principal residence claims on the rental property