_____________              _____________              _____________          _____
|             |            |             |            |             |        |     |
|     376     |    <---    |     649     |    ....    |     977     |        |  K  |
|_____________|            |_____________|            |_____________|        |_____|

W(NN)R(NN)..-->D..-->TH[(][NN)..-->TH(NN)R(N
N)[]..-->[N(]NN)]XT
"SD
"SMN[(QQ)....<-->]PT
.SMN(RR)........-->.PT........-->.".

"SD
LFT(TT)D......<-->TH(TT)
"S[MN(VV])..-->PT
N(WW)XT......-->D......-->TH(WW)R(WW)......-
->W([WW)R(W]W)[]......-->TH(WW)
SD....<-->"

.TH(ZZ)R(ZZ)....<-->.W(ZZ)R(ZZ)....<-->.D...
.<-->.TH(ZZ)....<-->.N(ZZ)XT.