10        20        30        40        50  
2GBO  (   2 )    degiskkfaiqlleddAerIk lIrnqknslçisqÇkafeevVdtq ygf
                   aaaaaaaaaaaaaaaaaa   aaaaa   aaaaaaaaaaaaaa   aa

                          60        70        80        90        100 
2GBO  (  52 )    srqVtyatrlgiLtndeGhrllsdLerelnq degiskkfaiqlleddAe
                 aaaaaaaaa     aaaaaaaaaaaaaaa     aaaaaaaaaaaaaaaa

                          110       120       130       140       150 
2GBO  (  20 )    rIk lIrnqknslçisqÇkafeevVdtq ygfsrqVtyatrlgiLtndeG
                 aa   aaaaa   aaaaaaaaaaaaaa   aaaaaaaaaaa     aaaa

                          160 
2GBO  (  70 )    hrllsdLerelnq
                 aaaaaaaaaaa