wsp42 vsp4 usp428 tsp42 ssp4
71o4 61o428 51o42 41o4 31o428
ibo428 hbo42 gbo4 fbo428 ebo42
tkn42 skn4 rkn428 qkn42 pkn4
4tm4 3tm428 2tm42 1tm4 0tm428