Tag 'roof:material = slate'

Value histogram for key 'building'

• 27: detached
• 21: apartments
• 9: yes
• 6: residential
• 5: house
• 2: chapel
• 1: roof
• 1: church
• 1: garage
• 1: office
• 1: government
• 1: water_tower
• 1: school
• 1: hospital