Tag 'ref = B 5'

Value histogram for key 'turn:lanes:backward'

• 5: left|through;right
• 3: left|through|through;right
• 2: none|none|merge_to_left
• 2: left|through
• 2: left|through|none
• 1: right|right
• 1: left|none|none
• 1: left;through|through|right