fn cube(center, size) {
  return startSketchOn(XY)
    |> startProfileAt([center[0] - size, center[1] - size], %)
    |> line(endAbsolute = [center[0] + size, center[1] - size])
    |> line(endAbsolute = [center[0] + size, center[1] + size])
    |> line(endAbsolute = [center[0] - size, center[1] + size])
    |> close()
    |> extrude(length = 10)
}

part001 = cube([0, 0], 10)
part002 = cube([7, 3], 5)
  |> translate(z = 1)

subtractedPart = subtract(part001, tools = part002)