Versions of s. 40(6.1)(b)

the trust’s gain determined under paragraph (2)(b) in respect of the disposition is the amount, if any, determined by the formula A + B − C where A is the trust’s gain calculated in accordance with paragraph (2)(b) on the assumption that the trust disposed of the property on December 31, 2016 for proceeds of disposition equal to its fair market value on that date, and paragraph (a) did not apply in respect of the disposition described in subparagraph (i), B is the trust’s gain in respect of the disposition calculated in accordance with paragraph (2)(b) on the assumption that the description of B in that paragraph is read without reference to “one plus”, and the trust acquired the property on January 1, 2017 at a cost equal to its fair market value on December 31, 2016, and C is the amount, if any, by which the fair market value of the property on December 31, 2016 exceeds the proceeds of disposition of the property determined without reference to this subsection.