Tag 'railway:signal:train_protection:form = sign'

Value histogram for key 'video'

• 2: https://youtu.be/fvNdnzDPycA?t=1697
• 2: https://youtu.be/srnmPw29vE4?t=5574
• 1: https://youtu.be/srnmPw29vE4?t=6064
• 1: https://youtu.be/fvNdnzDPycA?t=1562