A Theoretical Look at Playing 3bet pots OOP

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A Theoretical Look at Playing 3bet pots OOP

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Daniel Dvoress

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A Theoretical Look at Playing 3bet pots OOP

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Daniel Dvoress

POSTED May 01, 2016

Daniel takes a look at the difficult situation of playing 3bet pots OOP when an overcard hits.

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pacmang 8 years, 10 months ago

Hi Daniel, enjoyed this video and would welcome more videos that look at intuitively "difficult spots" in a theoretical way. Really cool to see we fold KK and call more QQ on turn...

on your flop sizing for both oop cbet and ip bet vs skipped cbet, did you run multiple sizings and resulted in choosing one best sizing, ie 50% on flop or did you just input it?

Thanks!

Daniel Dvoress 8 years, 10 months ago

I just ran it. I wanted the sim to be representative of lines/sizing you see commonly since one of the main goals was to figure out what we are supposed to do here after checking KK on the flop (and if we're supposed to check in the first place, but I doubt multiple sizings would influence that).

I would suspect that OOP is "supposed" to have a larger sizing that he bets at a fairly high frequency. Given how relatively inelastic IP's continuing range is when facing a cb-bet, it only makes sense to bomb it with your nut hands. As for IP, I'm not sure a bigger sizing would be used too often given OOP has traps and more nutty hands in general. I'd expect sets + some bluffs to bomb it but the overall frequency of a large bet to be quite low.

I don't know how often a 1/3rd pot option would be used here, but I didn't want to complicate the game tree too much and also don't think it would actually effect the game tree and EVs too much.

Lono 8 years, 10 months ago

Appreciate this video man well done.

Why do you think the Solver prefers to bluff catch on the river w/ T8s and 98s over A5s?

Daniel Dvoress 8 years, 10 months ago

To expand on what Odell said:

It turns out that A5 and T8 have roughly the same blocker values. A5 blocks AQ and A8, T8 blocks A8 and 87 and most importantly 88. We do see AJ shove the river sometimes also, so one might think that having an A blocker is more important than holding an 8, but this isn't true because of how previous streets affect the ranges IP gets to the river with. 88 always bets flop and turn, while AQ and especially AJ do not take a triple barrel line to the river with a relatively high frequency. So it turns out blocking 88 is more important than blocking AQ. If villain were to always triple barrel AQ checked to, I would suspect T8 to never be called.

Brian Space 8 years, 10 months ago

Great spot to analyze gto strat
Easy to understand, realistic and common spot
Since many players lead most range it will be important to see the gto response and exploits (I guess when one sets the solver to lead 100% the button gto response is an exploit sort of)
Very nice
Ty

Kalupso 8 years, 10 months ago

Great video! I hope this will be a long series.

You said in the video that XR semi-bluffs that can improve OTT is preferred over hands that can only improve OTR (i.e. backdoor draws) with low SPR. Can it also be partly because the board is fairly static and a value XR OTF will most of the time be a value bet OTT (fewer protection XR hands and bad turn cards), and you will thus need fewer hands that give up OTT to avoid over bluffing?

I guess what I am asking is how much do the bluff XR hands change based on the turn strategy? How is the turn strategy after XR in this simulation?

Daniel Dvoress 8 years, 10 months ago

I was thinking of it more in terms of implied odds and the fact that there's really only one bet left to go in after you x/r flop, which benefits bluffs that can make a value hand immediately, whereas hands that require runner runner would benefit more from deeper stacks since you can decide which turns to barrel, and if you do choose to barrel the turn you can also decide whether to not you want to bluff a missed river.

Also in a spot like this with relatively narrow ranges, blockers are going to have a large effect also - it's nice blocking 4 value combos that always bet flop checked to and never fold versus a x/r (88, 87s, A8s).

On the turn after a x/r, OOP shoves 1/3 of the time. IP is indifferent with AJ versus a shove.

MaMaMat 8 years, 10 months ago

Mind elaborating on why we prefer to bet 3 street rather then 2 when we are polarized on the flop?

Great video!

erict87 8 years, 10 months ago

Because our value hands want three streets of value, we need to balance with an appropriate number of bluffs on the river.

Electric_Blue 8 years, 10 months ago

betting 3 streets with a balanced range allows for a higher EV than a 2 street game when we have a totally polarised range. This board is somewhat dynamic but i guess thats still the principal of why we want to play a 3 street game instead of 2. Might be interesting to see how overall EV's change if we did play a simplified 2 street game though.

Daniel Dvoress 8 years, 10 months ago

MaMaMat, was this question answered above?

If you have a perfectly polarized range, spacing your bets out over more streets gives your range a higher EV. For more on this check out Janda's NLHE book or Sauce's toy gaming videos, or my "Betting, How Many Streets, Which Streets" videos.

Like Electric says, this boards is dynamic so equities can change on future streets, however it's a bit less dynamic than it looks because of preflop ranges. I would consider it a much more dynamic board if this was a BU open vs BB flat spot.

MaMaMat 8 years, 10 months ago

To answer my own question: our opponent has to put in more money in the pot on average, ie. our nut hands make more money while our bluffs are still break even (similar to why betting as much as possible in a polarized one street game yields the highest EV). Proof: write out EV equation ^__^.

Jikos93 8 years, 10 months ago

Hey Daniel, i have a question, i notice that Pio solver bets more often than not stuff like bottom pair and under pairs to the board, and all this time the main way to play those type of hands was to check fold them or check call them for one street in very specific spots for obvious reasons (we have not a lot of equity and we are blocking the weaker part of our opponent range in the case of the bottom pair that will end up folding to pressure)... could you please elaborate on this to help me understand better why PioSolver is taking this relatively new approach to the way to play that category of hand? Thank you in advance , great video as usual and looking forward to read your answer

The Joker 8 years, 10 months ago

Allow me to jump in on that one. I would assume our first assumption, to check/call one street or check/fold, was flawed in certain situation. In the example Daniel goes through during the video, there is a lot of merit to bet bottom pair type hands on this board.

1: As he explained in the video, you get to make villain fold hands like KJ that have good EV vs your bottom pair (in a situation where it would presumably check through, thus letting him realise his equity with 2 overs)

2: Although you block what you might think is the bottom of his range, you also block the strongest part of his range, two pairs and sets. And in this situation, you will often turn a gutshot or open ended straight draw allowing you to barrell off you bottom pair with decent equity.

Hope this helps

Daniel Dvoress 8 years, 9 months ago

Hi Jikos,

Odell got it. We gain a lot from getting villain to fold anything, our outs are clean when we are called, and most importantly the bottom pair type hands are not going to be profitable x/calls. Check calling bottom pair type hands is more is more of a strategy we would use with wider ranges going in to see the flop. We are also not really blocking hands that fold, again because of the wider ranges involved. When we have a 7 on A87 we block hands like A7s, 87s, and 77 which are hands that are the relative nuts and sum up to more combos than we block in terms of hands that fold.

get_better_fish 8 years, 10 months ago

why exactly is as BB when flatting the 3bet and coming to the A78 flop with 44-66 better to call with the 44-66 with a spade and fold the ones without spade?

When we block a spade he is less likely to have the FD which means he is more likely to have a value hand?

But I guess maybe the value of having a backdoor FD is better than the value of blocking him having a potential FD.

Or might it be even the other way around that we are happy to block him having a FD because he basicly will have less FDs which means his range will have less equity....?

Daniel Dvoress 8 years, 9 months ago

With 44-66 you aren't blocking too many FDs so him having a value hand isn't really more likely. Having a BDFD does add some value to our hand, but the main reason that we prefer to flat pairs with BDFDs is because our outs are cleaner. When we call without a spade, half the time we hit our set the flush gets there. The flush will be a substantial part of villain's range and we always get stacked when villain has it.

abhi147 6 years, 4 months ago

Excellent video Daniel.
At 39:09, can you please elaborate on how the blockers are being used when triple barreling river. Seems weird that the button is bluffing J10 more often than 109, when 109 has the worse showdown value and has better removal on a9, a10 which were the strongest check calls for BB on the flop. Is it because from BB perspective, A9, A10 are bad bluffcathers on the river blocking J10 and J9?

Daniel Dvoress 6 years, 4 months ago

Thank you.

In terms of showdown value JT and T9 are the same, since OOP doesn't get to the river in this fashion with T high himself. JT does block AJ and AT, but really that is neutral since they are folded about as much as they are called. Overall I think there is a very minor difference between T9 and JT for bluffing on this river. The difference in frequency you are seeing is possibly noise or based on some minute details (for example for OOP 98 and T8 are slightly better blufftachers than AJ). I wouldn't look too closely at frequencies with very rare hands/combos.

abhi147 6 years, 4 months ago

just curious as to why 89 and 108 are better bluffcatchers than AJ? AJ reduces combos of AQ from 12 to 8, while 89 or 10 8 reduce the combos of 88 from 3 to 1. Rest blocker effects seem to be the same.

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