Builder: Mission has started.

Architect: Okay,

Architect: now two yellow blocks on the ground,

Architect: four blocks away from an edge

Builder: place yellow 0 1 1, place yellow -1 1 1

Architect: Okay,

Architect: now a row of two blocks on top,

Architect: but one is hanging off the edge

Architect: (on the left side as you're looking at it)

Builder: What color?

Architect: Also yellow

Builder: place yellow 0 2 1, place yellow 1 2 1

Architect: Perfect.

Architect: Now a row of three yellow blocks on top of that row,

Architect: with one hanging off the edge

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

Architect: Great.

Architect: Now a row of two yellow blocks,

Architect: on the left side of that row,

Architect: none hanging off.

Builder: place yellow 1 4 1, place yellow 2 4 1

Architect: Now a row of four purple blocks on top of that,

Architect: centered on the two yellow blocks.

Builder: place purple 1 5 1, place purple 0 5 1, place purple 2 5 1, place purple 3 5 1

Architect: Now a row of six purple on top,

Architect: also centered

Builder: place purple 3 6 1, place purple 4 6 1, place purple 2 6 1, place purple 1 6 1, place purple 0 6 1, place purple -1 6 1

Architect: Now a row of four centered purple blocks on top of that,

Architect: and then a row of two centered purple blocks

Builder: place purple 3 7 1, place purple 2 7 1, place purple 2 8 1, place purple 1 7 1, place purple 1 8 1, place purple 0 7 1

Architect: Perfect!

Architect: We're done