Builder: Mission has started.

Architect: So this one is all vertical again

Architect: the footprint is 5x1

Builder: 2d?

Architect: 5x1 by 5up

Builder: ok

Architect: start with 4 red blocks

Architect: stacked vertically

Builder: place red 2 1 -1, place red 2 2 -1, place red 2 3 -1, place red 2 4 -1, place red 2 5 -1

Architect: 4 red blocks

Builder: pick red 2 5 -1

Builder: oops

Architect: then put one yellow on top of that

Builder: place yellow 2 5 -1

Architect: then put two yellows on each side of the topmost red block

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

Architect: yep

Architect: finally, to complete the arrow shape,

Architect: place a yellow on each edge of the yellow you just put down

Builder: hmmm how do you mean

Builder: place yellow 1 5 -1, place yellow 0 5 -1, pick yellow 1 5 -1, place yellow 3 5 -1, place yellow 4 5 -1, pick yellow 3 5 -1, place yellow 3 3 -1, place yellow 4 3 -1, pick yellow 3 3 -1, place yellow 1 3 -1

Builder: like that?

Architect: yeah, like that,

Architect: but the other direction.

Architect: like the down edge

Builder: place yellow 0 3 -2, pick yellow 0 3 -2, pick yellow 1 3 -1, pick yellow 0 5 -1, pick yellow 4 5 -1

Builder: like that?

Architect: yeah, thats right!

Builder: nice