Example

Iconset:
C -> http://i.stack.imgur.com/HM95q.png
D -> http://i.stack.imgur.com/ivCkZ.png
E -> http://i.stack.imgur.com/7IRvy.png
F -> http://i.stack.imgur.com/vSFOd.png
G -> http://i.stack.imgur.com/RQ9rK.png
H -> http://i.stack.imgur.com/N0n4S.png
I -> http://i.stack.imgur.com/s7Ywn.png
J -> http://i.stack.imgur.com/XmF3A.png

Scene: http://i.stack.imgur.com/eWzoy.png