For Travian Kingdoms version go there: kingdoms.travian-reports.net
Converter - Battle reports Travian
Go to the page where you can view your battle report, than press Ctrl+A (select all), Ctrl+C (copy),
place the mouse cursor in the text area below and press Ctrl+V (paste).
If you don't want to give names of the players, select the "Anonymous" option.
Then, click "Save report".