sialsep 

This separates an sial stream into 11 separate files:

Cstr, Fstr, Gstr, Kstr, Lstr, Mstr, Nstr, Pstr, Rstr, Tstr and Wstr.

These each contain the sequence of numbers for each type of value in
in the sial source stream. The type letters are omitted. For example, if
the sial data starts as follows:


