GREEN
C D
B C D E
RED
A - Ashmont B - Braintree  C - Alewife
C E
B C D
B - Boston College
D - Riverside
SILVER
SL1
SL2
SL1 SL2
SL4 SL5
SL4
BLUE
Bowdoin to Wonderland
ORANGE
Forest Hills to Oak Grove
C - Cleveland Circle
E - Lechmere
B - Braintree  C - Alewife
E - Health Street
Mattapan Trolley
A - Ashmont  C - Alewife
SL5