Builder: Mission has started .

Architect: This is going to be a neat one .

Architect: I believe we're building an eiffel tower

Architect: We 'll start with the base ,

Architect: which will be the perimeter of a 5x5 yellow square

Builder: nice !

Builder: place yellow 1 1 0, place yellow 0 1 0, place yellow 2 1 0, place yellow -1 1 0, place yellow -2 1 0, place yellow -2 1 -1, place yellow -2 1 -2, place yellow -2 1 -3, place yellow -2 1 -4, place yellow -1 1 -4, place yellow 0 1 -4, place yellow 1 1 -4, place yellow 2 1 -4, place yellow 3 1 -4, place yellow 3 1 0, place yellow 3 1 -1, place yellow 3 1 -2, place yellow 3 1 -3, place yellow 3 2 0

Architect: Oops ,

Architect: I think that's a rectangle

Builder: pick yellow 3 1 -1, pick yellow 3 2 0, pick yellow 3 1 0, pick yellow 3 1 -2, pick yellow 3 1 -3, pick yellow 3 1 -4, place yellow 2 1 -3, place yellow 2 1 -2, place yellow 2 1 -1

Architect: Awesome !

Builder: sorry about that !

Architect: No worries !

Architect: On top of each of the corners of the square ,

Architect: add a purple brick

Builder: place purple 2 2 -4, place purple 2 2 0, place purple -2 2 0, place purple -2 2 -4

Architect: each purple brick will be the middle of a length 3 diagonal of purple bricks

Architect: so there will be purple bricks in the corners on the ground

Builder: place purple 2 2 -1, place purple 2 3 -1, pick purple 2 2 -1, place purple 2 1 1

Architect: Not quite

Builder: pick purple 2 1 1, pick purple 2 3 -1

Architect: the purple bricks will only touch at their diagonals

Builder: place purple 3 1 1

Architect: perfect !

Builder: place purple 1 1 -1, place purple 1 2 -1, pick purple 1 1 -1, place purple 1 3 -1, pick purple 1 2 -1, place purple 1 1 -3, place purple 1 2 -3, place purple 1 3 -3, pick purple 1 2 -3, pick purple 1 1 -3, place purple 3 1 -5, place purple -2 1 -5, pick purple -2 1 -5, place purple -4 1 -5, pick purple -4 1 -5, place purple -3 1 -5, place purple -1 1 -3, place purple -1 2 -3, place purple -1 3 -3, pick purple -1 2 -3, pick purple -1 1 -3, place purple -1 1 -1, place purple -1 2 -1, place purple -1 3 -1, pick purple -1 2 -1, pick purple -1 1 -1, place purple -3 1 1

Architect: Good work !

Architect: Now we 'll add a 3x3 blue square on top of the purple supports

Builder: place blue -1 4 -3, place blue -1 4 -2, place blue -1 4 -1, place blue 0 4 -1, place blue 1 4 -1, place blue 1 4 -2, place blue 1 4 -3, place blue 0 4 -3

Architect: The finishing touch will be a height five column of green bricks ,

Architect: but first we need a blue brick in the center of the square

Builder: place blue 0 4 -2, place green 0 5 -2, place green 0 6 -2, place green 0 7 -2, place green 0 8 -2, place green 0 9 -2

Architect: Okay !

Architect: now the last thing is to remove the blue brick in the middle of the square

Builder: pick blue 0 4 -2

Architect: sorry i had you place it there to help with the column

Architect: Great !