Wheeling Systems Checker 4 now available
Coverings online: 26.922 - Available slots: 81.858/108.780 - Improvements so far: 1.521
VKTMBlocksAuthorCoauthor(s)/NotesDateInverse 
v, 12, 11, 20
231211204 Giovanni Acerbi 21/12/2018 23,11,02,03 Download
241211207 Alessandro Brozzetti 30/01/2019 24,12,03,04 Download
2712112060 Giovanni Acerbi Notes: Rebuilt from scratch, probably improvable 06/02/2019 27,15,06,07 Download