merging tags using Osmosis

Is it possible to merge two tags using osmosis tag transform?

What I want to achieve:

before:

	
<node id="1234" lat="30.00" lon="20.00">
	<tag k="name" v="ABC"/>
	<tag k="name:en" v="XYZ"/>
        ... -> other tags
</node>

after:

	
<node id="1234" lat="30.00" lon="20.00">
	<tag k="name" v="ABC XYZ"/>
	<tag k="name:en" v="XYZ"/>
        ... -> other tags
</node>

As you can see tags “name” and “name:en” should be merged and new “name” tag should have following value “ABC XYZ”.

I tired to use something like this (but it only copy value from “name:en” tag):


  <translation>
    <name>Merging names</name>
    <description>test</description>
    <match mode="and">
        <tag k="name" match_id="n" v="(.*)"/>   
        <tag k="name:en" match_id="n" v="(.*)"/> 
    </match>
    <output>
      <copy-unmatched/>
      <tag from_match="n" k="name" v="{1} {2}"/>
    </output>
  </translation>