1. Line termini to other lines and vice versa (i.e. brown kimball to blue Jeff park/ belmont)
2. stations immediately before/after interlining, like Halsted, king dr, Garfield on green
1. Line termini to other lines and vice versa (i.e. brown kimball to blue Jeff park/ belmont)
2. stations immediately before/after interlining, like Halsted, king dr, Garfield on green