st/api/index.html#com.rbmhtechnology.eventuate.ConcurrentVersions">ConcurrentVersions</a>
        an actor is able to maintain a
        <a href="http://rbmhtechnology.github.io/eventuate/user-guide.html#tracking-conflicting-versions">tree of conflicting versions</a>.
        These conflicts can be resolved by a selecting a <em>winner</em>-version either
        <a href="http://rbmhtechnology.github.io/eventuate/user-guide.html#automated-conflict-resolution">automatically</a>
        or
        <a href="htt