This file points to 5 pairs of files of the form    "?bw*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File	Backbone Overlay
1bw0_A	1bw0_A_sse
1bw3	1bw3_sse
1bw5	1bw5_sse
1bwd_A	1bwd_A_sse
1bwv_S	1bwv_S_sse