"Use a stencil, dye the paper around and tangle in it..." This is what I understood.
Asking my collegue, she brought me a curve stencil (I do not know if this is the right word - we used it at school in mathematics about 35years ago;-)
As I am a natural scientist by profession I thought this would be the right one for me and this challenge.
I dyed it with watercolour. I used a toothbrush. ;-)
Here is the result:
And this was my stencil: