` ::::::You don't know what you are talking about, most of the VKT where quiet for example Taipale and most was covered by impassible river, making Tail-Ihantala the best point to breach the line as was shown during the winter war and during the Finnish liberation of Karelia 1941. This home made claim of you that ``Battles happened along all VKT line and there are numerous sources about that.`` Shows that you lack basic knowledge and are not fit to edit this article on facts.   `