Where—
the property which would have been eligible for relief but for section 117 above shall be eligible for relief notwithstanding that section.
Where the property which, by virtue of subsection (1) above, is eligible for relief replaced the property or part referred to in paragraph (c) of that subsection, relief under this Chapter shall not exceed what it would have been had the replacement or any one or more of the replacements not been made, but section 118(4) above shall apply for the purposes of this subsection as it applies for the purposes of section 118(3).
Where, under the earlier transfer the amount of the value transferred which was attributable to the property or part referred to in subsection (1)(c) above was part only of its value, a like part only of the value which (apart from this subsection) would fall to be reduced under this Chapter by virtue of this section shall be so reduced.