This file points to 6 pairs of files of the form    "?ur*"
("?" is a single-character wildcard and "*" is a multiple-character wildcard.)

Crossing File	Backbone Overlay
1ur1_A	1ur1_A_sse
1ur3_M	1ur3_M_sse
1ur5_A	1ur5_A_sse
1urf_A	1urf_A_sse
1urh_A	1urh_A_sse
1urs_A	1urs_A_sse