big tree

turtle.refuel()


while not turtle.forward() do
	success, spec = turtle.inspect()
	if spec.name ~= "minecraft:cobblestone" or spec.name ~= "minecraft:redstone_block" then
		turtle.dig()
		break
	else
		turtle.turnLeft()
	end
end


while not turtle.forward() do
	success, spec = turtle.inspect()
	if spec.name == "minecraft:cobblestone" or spec.name ~= "minecraft:redstone_block" then
		break
	else
		turtle.dig()
	end
end


success, spec = turtle.inspect()
while spec.name ~= "minecraft:redstone_block" do
	success, spec = turtle.inspect()
	turtle.down()
end


turtle.turnLeft(2)


while true do

while not turtle.forward() do
	success, spec = turtle.inspect()
	if spec.name ~= "minecraft:cobblestone" or spec.name ~= "minecraft:redstone_block" then
		turtle.dig()
		turtle.placeDown()
	else
		break
	end
end


turtle.up(3)
turtle.turnLeft(2)

while not turtle.forward() do
	success, spec = turtle.inspect()
	if spec.name ~= "minecraft:cobblestone" or spec.name ~= "minecraft:redstone_block" then
		turtle.dig()
		break
	else
		turtle.turnLeft()
	end
end


turtle.up(3)
turtle.turnLeft(2)


while not turtle.forward() do
	success, spec = turtle.inspect()
	if spec.name ~= "minecraft:cobblestone" or spec.name ~= "minecraft:redstone_block" then
		turtle.dig()
		break
	else
		turtle.turnLeft()
	end
end

turtle.up(6)
turtle.turnLeft(2)


end