The document contains a series of letters with numerical values assigned to some letters. Distances are recorded for letters A, B, C, D, E, F, G and H, with the lowest distance being 0 and highest being 5. Multiple letters can have the same recorded distance.

1. ABCDAdistA=0HGFEA

2. distB=1ABCDABAdistA=01HGFEGHdistG=1distH=1ABGH

3. distB=1ABCDABAdistA=01BHGFEGHFG23distF=2distG=1distH=1BGHFH

4. distB=1ABCDABAdistA=01distC=3BHHGFEGHF4G23distF=2distG=1distH=1FC5HF

5. distB=1ABCDABAdistA=0distD=41distC=3BHHGFEGHF4G23distF=2distG=1distH=1FCD5C6

6. distB=1ABCDABAdistD=4distA=01distC=3BHHGFEGHF4G23distF=2distG=1distE=5distH=1FDE5C6D7

7. distB=1ABCDABAdistD=4distA=01distC=3BHHGFEGHF4G23distF=2distG=1distE=5distH=1FE5C6DE78