<|im_start|>user
Which of these forms of Bay Area transit are AC Transit bus lines and which are trains: Caltrain, BART, 51B, 36, 51A, 79, VTA Light Rail.<|im_end|>
<|im_start|>assistant
The trains are the Caltrain, BART, and VTA Light Rail, and the bus lines are the 51B, 36, 51A, and 79.<|im_end|>
