Board Thread:Support Requests - Getting Technical/@comment-10698960-20160313212056/@comment-26611127-20160313223528

It is possible. Here is the code before they switched it to Lua: https://en.wikipedia.org/w/index.php?title=Template:Infobox_military_conflict&action=edit&oldid=612304565

There might be other templates within that template code, so you would have to inspect it further.