
fill ~ ~ ~ ~ ~ ~ potatoes[age=7] replace potatoes[age=6]
fill ~ ~ ~ ~ ~ ~ potatoes[age=6] replace potatoes[age=5]
fill ~ ~ ~ ~ ~ ~ potatoes[age=5] replace potatoes[age=4]
fill ~ ~ ~ ~ ~ ~ potatoes[age=4] replace potatoes[age=3]
fill ~ ~ ~ ~ ~ ~ potatoes[age=3] replace potatoes[age=2]
fill ~ ~ ~ ~ ~ ~ potatoes[age=2] replace potatoes[age=1]
fill ~ ~ ~ ~ ~ ~ potatoes[age=1] replace potatoes[age=0]
