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............(vcos 
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................(vconcat [-2.603 0.5528] 
.................(length pos)) [0.887 2.7507 -2.5585 -0.9941])))) 
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.......................(green-from-hsl 
........................(height-normal 
.........................(square 2.9082))) pos))))) wood)) 
................(vsin 
.................(vcos 
..................(height-normal 
...................(vsqrt wood)))))))))))) 
........(vdivide 
.........(vcos 
..........(alpha 
...........(lightness-from-rgb 
............(adjust-hue 
.............(vconcat [-2.603 0.5528] 
..............(length pos)) [0.887 2.7507 -2.5585 -0.9941])))) 
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.......(vround 
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.........(hue-from-rgb 
..........(radius [-2.7237 1.5151])))))))))))