Natural or man-made?
natural
Transparent, translucent or opaque?
opaque
Transparent, translucent or opaque?
opaque
How many light sources?
5
Transparent, translucent or opaque?
transparent
Is it a light source?
yes
Is it a light source?
yes
Natural or man-made?
man-made
Transparent, translucent or opaque?
translucent
Natural or man-made?
natural
Natural or man-made?
man-made
Is it a light source?
no
Is it a light source?
no
Natural or man-made?
natural
Is it a light source?
yes
Transparent, translucent or opaque?
translucent
Is it a light source?
yes
Natural or man-made?
man-made
Is it a light source?
No
Is it a light source?
yes
Transparent, translucent or opaque?
transparent
Is it a light source?
yes
Natural or man-made?
man-made