Tag 'ref = 1N4'

• 1: railway:signal:traversable:type
• 1: railway:signal:speed_limit:form
• 1: railway:signal:main
• 1: railway:signal:speed_limit:height
• 1: ref
• 1: railway:signal:main:height
• 1: railway:signal:speed_limit
• 1: railway:signal:main:function
• 1: railway:signal:main:substitute_signal
• 1: railway
• 1: railway:signal:main:states
• 1: railway:signal:traversable
• 1: railway:signal:direction
• 1: railway:signal:main:form
• 1: railway:signal:position