MI? USA
#1
Posted 2009-September-30, 15:20
Matchpoints, NS Vul
(1♦) - 1♠ - (2♦) - 2♠
(4♦) - 4♠ - (pass) - pass
(5♦) - AP
At the time of the 4♦ call, the 4♦ bidder said "oops, I guess I'm supposed to alert the 2♦ call". NS inquired and the explanation was 'inverted'; limit or better.
4♠ makes 5. 5♦ is -2.
West actually held a 3=2=4=4 7 count. She claims to have forgotten their agreement.
HWYR?
Winner - BBO Challenge bracket #6 - February, 2017.
#2
Posted 2009-September-30, 15:28
Did the TD establish their actual agreement? If limit raise, then misbid, no adjustment. If no evidence, then MI.
If MI, then did NS state how they would have bid differently?
I would like to give a 12C3 ruling, but given that you are in ACBL land, it'd be difficult to judge without knowing who is claiming they would have bid differently and what their hand was.
If it was South saying he would bid 5♠, then I would poll. I don't think many would go on to 5♠, given the risk involved, whereas 5♦ is likely down.
A lot of hypotheticals here, but a likely ruling would be 5♦X-2.
#3
Posted 2009-September-30, 15:37
Echognome, on Sep 30 2009, 04:28 PM, said:
Did the TD establish their actual agreement? If limit raise, then misbid, no adjustment. If no evidence, then MI.
If MI, then did NS state how they would have bid differently?
I would like to give a 12C3 ruling, but given that you are in ACBL land, it'd be difficult to judge without knowing who is claiming they would have bid differently and what their hand was.
If it was South saying he would bid 5♠, then I would poll. I don't think many would go on to 5♠, given the risk involved, whereas 5♦ is likely down.
A lot of hypotheticals here, but a likely ruling would be 5♦X-2.
Yes, South stated she would have x'd 5♦. South did not say that she would bid 5♠ (which looks self-serving to me once she finds out the club finesse works and partner has a void ♦
I established their agreement based on the explanation from the 4♦ bidder. Their cc did not contradict the statement. They are a regular partnership.
Winner - BBO Challenge bracket #6 - February, 2017.
#4
Posted 2009-September-30, 15:40
#5
Posted 2009-September-30, 16:06
aguahombre, on Sep 30 2009, 01:40 PM, said:
Why? Do you think there's a UI problem as well?
I personally felt that the issue here was:
Misbid or Misinformation? - To which we haven't heard the determination of the TD. Yes, I understand that the explanation of the opponents, but is that enough evidence to rule in favor of misbid?
If MI, then how were NS damaged? South says she would double 5♦. I believe her (based on her hand). So that would be enough for me to rule if I deemed there was misinformation.
#6
Posted 2009-September-30, 16:17
Echognome, on Sep 30 2009, 05:06 PM, said:
aguahombre, on Sep 30 2009, 01:40 PM, said:
Why? Do you think there's a UI problem as well?
MI and UI is possible, if they play minorwood, or perhaps if they don't. If West does not have a hand which could bid 4D in their methods opposite a lr+, there are much more serious implications. And if East's pass has significance that is different depending on whether 2d was lr+ or not, there is UI as well.
#7
Posted 2009-September-30, 16:30
Echognome, on Sep 30 2009, 05:06 PM, said:
The laws say "without any evidence to the contrary the TD is to rule misinformation rather than misbid". Therefore if there is a convention card, but it does not specify whether the raises are inverted, I would rule MI. If it did say inverted, but didn't specify in competition I would question them in more detail to judge whether they'd even considered it would be different in competition.
#8
Posted 2009-September-30, 16:36
mjj29, on Sep 30 2009, 05:30 PM, said:
Echognome, on Sep 30 2009, 05:06 PM, said:
The laws say "without any evidence to the contrary the TD is to rule misinformation rather than misbid". Therefore if there is a convention card, but it does not specify whether the raises are inverted, I would rule MI. If it did say inverted, but didn't specify in competition I would question them in more detail to judge whether they'd even considered it would be different in competition.
If the card says inverted but makes no mention of competition I rule misinformation. Inverted in competition is such a strange agreement at least in the USA that it would have to be specifically mentioned on the card for their claim to be backed up IMO.
#9
Posted 2009-September-30, 17:48
jdonn, on Sep 30 2009, 05:36 PM, said:
mjj29, on Sep 30 2009, 05:30 PM, said:
Echognome, on Sep 30 2009, 05:06 PM, said:
The laws say "without any evidence to the contrary the TD is to rule misinformation rather than misbid". Therefore if there is a convention card, but it does not specify whether the raises are inverted, I would rule MI. If it did say inverted, but didn't specify in competition I would question them in more detail to judge whether they'd even considered it would be different in competition.
If the card says inverted but makes no mention of competition I rule misinformation. Inverted in competition is such a strange agreement at least in the USA that it would have to be specifically mentioned on the card for their claim to be backed up IMO.
This is what I ended up ruling. There was no mention on the cc about inv on in comp.
Its just 'too easy' for a player to say they forgot their agreement when there was no evidence she did.
BTW, the 4♦ call was on a 1=2=7=3 with solid diamonds and a few quacks. It seemed rather suspect to me opposite a limit raise where 3N could be a lock.
Winner - BBO Challenge bracket #6 - February, 2017.
#10
Posted 2009-September-30, 18:49
#11
Posted 2009-September-30, 19:05
jdonn, on Sep 30 2009, 07:49 PM, said:
Yeah that's the kind of hand because of which I would hate being TD. Opponents bid 5♦ white against red after trying to play 4♦, and I have two aces. And now I have to think whether someone who didn't double would be more likely to double given a different explanation??
#12
Posted 2009-October-01, 11:44
Of course, if there was MI originally then there can be no damage. N/S only made one call between the failure to alert and the correction, namely 2♠, and the correction was in time for 2♠ to be amended.
The only real possibility of an adjustment is if the correction was wrong. West "forgot" their agreement. East "forgot" to alert their agreement. Why am I suspicious?
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#13
Posted 2009-October-01, 12:09

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