This file points to 3 pairs of files of the form    "?v4*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File	Backbone Overlay
1v47_A	1v47_A_sse
1v4e_A	1v4e_A_sse
1v4v_A	1v4v_A_sse