These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.97 s (backtrack: 0/20).

[ebuild  N     ] app-text/docbook-xml-simple-dtd-1.0-r3:1.0::gentoo  31 KiB

Total: 1 package (1 new), Size of downloads: 31 KiB