On the road signs, the Greek place names have been transliterated into the Latin alphabet.
Z comes after Y in the alphabet.
The ninth letter of the alphabet is I.
The letters had been placed in organized piles, one for each letter of the alphabet.
Transcribing the Ethiopian text into the English alphabet was their first task.
Obviously, these can be represented as languages over the output alphabet, namely as the set of outputs that obey them.
We start relating strings and nets by looking at sets of places as alphabets and at families as strings on such alphabets.
A sample of about 2% of the whole, taken from various sections of the alphabet, gives a reasonable result.
