pfe[8], pif[8], efy[8], dip[5], idy[5], pie[4], diw[4], wid[4], piw[4], ewy[4], iwy[4], wie[3],
ef[6], fe[6], fi[6], de[3], id[3], pe[3], pi[3], wy[3], ew[2], we[2], iw[2],
