--- /dev/null
+obj bridge\r
+obj bridge x+1\r
+obj bridge x+2\r
+obj bridge x+3\r
+obj bridge x+4\r
+\r
+obj bridge x+5\r
+obj bridge x+6\r
+obj bridge x+7\r
+obj bridge x+8\r
+obj bridge x+9\r
+\r
+obj bridge x+10\r
+obj bridge x+11\r
+obj bridge x+12\r
+obj bridge x+13\r
+obj bridge x+14\r
+\r
+obj bridge x+15\r
+obj bridge x+16\r
+obj bridge x+17\r
+obj bridge x+18\r
+obj bridge x+19\r
+\r
+obj bridge x+20\r
+obj bridge x+21\r
+obj bridge x+22\r
+obj bridge x+23\r
+obj bridge x+24\r
+\r
+obj bridge x+25\r
+obj bridge x+26\r
+obj bridge x+27\r
+obj bridge x+28\r
+obj bridge x+29\r
+\r