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Order! Senator Ayres and Senator McGrath, if you want to chat, do it outside the chamber. Perhaps there will be fewer interjections if you do that. Senator McKenzie, I am advised that the management of the House of Representatives chamber is not within the portfolio area of—

It's not a debating point, Senator McKenzie. I'm simply advising that your question is not within the portfolio area of the minister. However, I am going to invite the minister once again to answer it in whatever way he sees fit.