We navigated a multi-street draw by checking the flop and turn, eventually realizing the nut flush on the river for a clear value bet.
Checking is the preferred play here. While we have a gutshot and a backdoor flush draw, this board texture heavily favors the caller's range, and we lack the range advantage to bet frequently.
Note: Betting here is a slight overplay; checking allows us to realize our equity more effectively on a board that hits the caller's range hard.
Calling the raise is mandatory. We are getting excellent pot odds and have significant equity with the nut gutshot and backdoor diamonds.
Checking is the only move. The 4d is a fantastic card for us, turning our backdoor into the nut flush draw, but we must remain in check-call mode to realize that equity.
We hit the absolute best card in the deck. With the nut flush, we lead for value to ensure we get paid by Villain's sets, two pairs, or inferior flushes. **Ranges:** We have all the nut flushes (AdKd, AdQd) while Villain is capped after checking back the turn. They will still have hands like 99 or KJ that struggle to fold to a medium-sized lead. **Sizing:** The 75% pot sizing is effective here. It targets Villain's high-frequency bluff-catchers like top pair or sets without being so large that they can easily find a fold with everything but a flush. --- > **Takeaway:** When the river completes the nuts after the action goes check-check on the turn, lead out to extract value from a range that is likely to check back.