(vfrac 
.(offset [-4.477791550661683 -3.753047285125859] 
..(scale 0.14166340331466626 
...(offset [-4.072195074713802 -3.2165233974525673] 
....(scale 15.417611512288854 
.....(scale 15.417611512288854 
......(offset [4.663361121256882 -4.320581941348944] 
.......(offset [-1.0777072594683714 4.909110524415912] 
........(scale 7.238796052307075 
.........(offset 
..........(vfrac 
...........(average 
............(green-from-hsl 
.............(height-normal 
..............(square 2.9082))) pos)) 
..........(v- pos 
...........(offset [0.8357516737068504 -2.529796932858704] 
............(scale 8.784625151617412 
.............(normalize 
..............(scale 
...............(green-from-hsl 
................(vmod 
.................(alpha 
..................(vsin 
...................(square 
....................(vfrac 
.....................(average 
......................(green-from-hsl 
.......................(height-normal 
........................(square 2.9082))) pos))))) wood)) 
...............(adjust-hsl 
................(v+ wood 
.................(scale 
..................(gradient 
...................(polar spots)) 
..................(v+ 
...................(gradient plasma) pos))) 
................(theta 
.................(v- [2.2741 1.6482 -1.0689 0.3729] 
..................(gradient pos)))))))))))))))))))