"Did you have contacts with the Russians before your appointment?
"But did you"
"I certainly did not"
"I think you did"
"Didn't, didn't, didn't."
"It seems like you definitely did"
"Well that's where you're so wrong because I didn't"
"We have pretty good information that you did"
"You weren't there and I was; er, not that I was there, but if I had been there then I would have known a lot more about it than you"
"Go on, admit it you did though"
"Absolutely not. I deny that completely. It was
"But it was you and we can prove it, can't we?"
"Umm - its not fair, they made me, I didn't mean to."
"That's not good enough. Did you have contacts?"
"I can't hear you"
"Yes, yes I did"
"So why did you tell everyone you didn't"
"I inadvertently gave the wrong information. AND IT WASN'T MY FAULT, OK"
"No need to shout. Now go away, hand in your monitor's badge and don't do it again"
Yup. To inadvertently give the wrong information is totally different from lying, even when you have been asked the same question many times on many different occasions. It's one step closer to admitting culpability than 'being economical with the truth', I suppose.