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BSicon uvTUNNEL.svg light rail close parallel lines through tunnel BSiconvTUNNEL svg UTC BSiconvTUNNEL svg derivative work Useddenim talk BSiconvTUNNEL svg Original upload log This image is derivative work of the following images File BSiconvTUNNEL svg with PDself Wiebevl Bytes no code smaller file grid Babskwal Bytes no railways