k94b2 j94b i94b23 h94b2 g94b
vi4b ui4b23 ti4b2 si4b ri4b23
6r3b23 5r3b2 4r3b 3r3b23 2r3b2
h12b2 g12b f12b23 e12b2 d12b
sa2b ra2b23 qa2b2 pa2b oa2b23