(vsin 
.(vround 
..(vfrac 
...(hsl-from-rgb 
....(vmax 
.....(vabs 
......(vmod 
.......(checker 
........(height-normal 
.........(adjust-hsl 
..........(adjust-hsl 
...........(v* [0.2279 2.3721 0.6078 0.8073] [1.0726 -2.0479 2.4368]) pos) 
..........(vround 
...........(length 
............(max-component [1.2051 2.9712 1.9285 -1.86]))))) 
........(vabs 
.........(green-from-hsl [1.0726 -2.0479 2.4368]))) 
.......(vfloor 
........(blue-from-hsl [-0.15470000000000006 -0.5187999999999999 -1.9261000000000001])))) 
.....(vsin pos))))))