Last Train to Clarksville Clarkdale. We were throwing out names, and when we got to Clarkdale, we thought Clarksville sounded even better. We didn't know it at the time, [but] there is an Army base near the town of Clarksville, Tennessee — which would have fit the bill fine for the storyline. We couldn't be too direct with The Monkees. We couldn't really make a protest song out of it — we kind of snuck it in". Although "Clarksville", a common U.S. place name, is in the song title, the video accompanying the song on the Monkees' TV show showed a sign pointing to
F (S-train) F. At some times the variant service letters have been used to indicate which trains continued from Hellerup to Klampenborg. In other periods it has simply been because then-prevalent principles mandated that a single service letter such as F could not be used for more than exactly 3 trains an hour, so in parts of the day when more trains ran, extra services had to be invented. F (S-train) F is the service designation for trains on the ring line of Copenhagen's S-train network. It runs from about 05:00 to 01:00 from Ny Ellebjerg to Hellerup. Trains run every 5