The first big table is Rank and File outer, Tier and Step inner.
Numbers for spaces are FRST, File-Rank-Step-Tier.


click on the extra pieces
white's move
1 of 4
position: FRST
strength (power)
Black: X
White: Y

Stunning: if you save a generated file in firefox, you get the results of the generation rendered as HTML.

If you can't see the pieces you don't have a unicode font that includes chess pieces. google for "DejaVu fonts" they are a free download. "GNU Unifont" also contains working chess pieces. Development is done using Arial Unicode MS, which is not a free download, although it very likely came with something you already have.

this test page has the chess range in it, from 9812 through 9823.