I basically think we are correct and that our collegue Sandes is wrong.
For essentially the same thing occured at Srebrenica when 10,000 of Nasir Oric's Jihadists attempted a fighting retreat through the forests. The vastly outnumbered BSA was unable to annhilate Oric's 28th BiH division, but was able to inflict significant damage on the division such that it never saw action again.