Source google image: https://3.bp.blogspot.com/-qqZpmorPRD8/Wl0XjS8zJOI/AAAAAAAAIVE/UFqe4RpEXSclom2JYi-QtgVB0czuIHDJgCLcBGAs/s1600/roof2.jpg
Lego base plate element id
Source google image: https://3.bp.blogspot.com/-qqZpmorPRD8/Wl0XjS8zJOI/AAAAAAAAIVE/UFqe4RpEXSclom2JYi-QtgVB0czuIHDJgCLcBGAs/s1600/roof2.jpg