(offset [-4.072195074713802 -3.2165233974525673] 
.(vdivide 15.417611512288854 
..(offset 
...(green-from-hsl 
....(height-normal 
.....(square 2.9082))) 
...(offset 
....(v+ wood 
.....(scale 
......(gradient 
.......(polar spots)) 
......(v+ 
.......(gradient plasma) pos))) 
....(scale 7.238796052307075 
.....(v+ 
......(vfrac vsplasma) 
......(v- pos 
.......(offset [0.8357516737068504 -2.529796932858704] 
........(vconcat 8.784625151617412 
.........(normalize 
..........(scale 
...........(vfrac 
............(vmod 
.............(alpha 
..............(vsin 
...............(square 
................(vfrac 
.................(average 
..................(green-from-hsl 
...................(height-normal 
....................(square 2.9082))) pos))))) wood)) 
...........(adjust-hsl 
............(v+ wood 
.............(scale 
..............(gradient 
...............(polar 
................(saturation-from-rgb pos))) pos)) 
............(theta 
.............(v+ [2.2741 1.6482 -1.0689 0.3729] 
..............(gradient plasma)))))))))))))))