 Let us see how the proposals for dealing with the cup case apply to fission cases. Constitution only delivers a candidate solution in a symmetric fission case. As we noted above, a constitution theorist can say the following about Theseus' Ship. The ship resulting from the replacement of the original planks is identical with, but not constituted from the original planks. The ship reconstituted from the original planks is not identical with the one originally constituted from those planks.