....................................................................... .................................... ......................z............................................................................................................................................................ ...............................................................................................................z.......z.................................................................0 .............................................. ..................... .......... 00000000000000 00000000y tyy y ty tt t t g fmf rgf r rr rrr mm f yy t yyyyyyyyyyyyyyyyy ...... ......................... 00000000000000000000000 000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 000000000000000000000 000000000000000000000000000000000000000000 0 000000000000000000000000000000000000000000000000000000000000000 00000 00000 00000000000000000000000000000(?! 00000000000000000000000000000000000000000000000000