14 BBBBBBBBBBBBGG BAAAAAEEEEEBGI BDDDDEEFFFEBGI BDCCDDCCCFEGGI BDCCCCCGGFEGII BFFFBBGGGFGGIK BFHHHBBFFFGIIK EFFFFFBGGGGIKK EEEIIFBJJKKKKM JEEILFBLJMMMMM JNNJLFBLJJJJJO JNNJNFBLLLKKJJ JJJJNFBBBLLLDJ NNNNNFFMBCOJJJ