mewsy[7],
psem[6], spem[6], mesy[6], semy[6], sepy[6], mewy[6], swym[6], wsyp[6], wysp[6], mews[5],
psy[5], spy[5], syp[5], mes[4], sem[4], sep[4], mew[4], esy[4], ewy[4], swe[3],
my[4], em[3], me[3], pe[3], wy[3], es[2], se[2], ew[2], we[2],
