This file points to 4 pairs of files of the form    "?il*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File	Backbone Overlay
1ile	1ile_sse
1ilo_A	1ilo_A_sse
1ily_A	1ily_A_sse
2ilk	2ilk_sse