For lessons, as well as threads about specific moves, and anything else worth studying.
jts
Oza
Posts: 2664 Joined: Sat Sep 18, 2010 4:17 pmRank: kgs 6kGD Posts: 0Has thanked: 310 times Been thanked: 634 times
Post
by jts Wed Jul 25, 2012 7:01 pm
Black to move. Is the group on the bottom alive?
$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board
Dusk Eagle
Gosei
Posts: 1758 Joined: Tue Apr 20, 2010 4:02 pmRank: 4dGD Posts: 0Has thanked: 378 times Been thanked: 375 times
Post
by Dusk Eagle Wed Jul 25, 2012 7:10 pm
You're evil.
We don't know who we are; we don't know where we are.
Boidhre
Oza
Posts: 2356 Joined: Mon Mar 05, 2012 7:15 pmGD Posts: 0Universal go server handle: BoidhreLocation: IrelandHas thanked: 661 times Been thanked: 442 times
Post
by Boidhre Wed Jul 25, 2012 8:36 pm
speedchase
Lives in sente
Posts: 800 Joined: Sun Dec 04, 2011 4:36 pmRank: AGA 2kyuGD Posts: 0Universal go server handle: speedchaseHas thanked: 139 times Been thanked: 122 times
Post
by speedchase Wed Jul 25, 2012 9:56 pm
how does white kill
$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board
Boidhre
Oza
Posts: 2356 Joined: Mon Mar 05, 2012 7:15 pmGD Posts: 0Universal go server handle: BoidhreLocation: IrelandHas thanked: 661 times Been thanked: 442 times
Post
by Boidhre Wed Jul 25, 2012 10:25 pm
I couldn't find a good answer to:
$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board
I'd be delighted to be shown a refutation.
Edit:
I think I see one:
$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board
Never mind:
$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board
Last edited by
Boidhre on Wed Jul 25, 2012 10:38 pm, edited 1 time in total.
speedchase
Lives in sente
Posts: 800 Joined: Sun Dec 04, 2011 4:36 pmRank: AGA 2kyuGD Posts: 0Universal go server handle: speedchaseHas thanked: 139 times Been thanked: 122 times
Post
by speedchase Wed Jul 25, 2012 10:35 pm
Boidhre wrote:
Edit:
I think I see one:
$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board
that is what I was thinking
Boidhre
Oza
Posts: 2356 Joined: Mon Mar 05, 2012 7:15 pmGD Posts: 0Universal go server handle: BoidhreLocation: IrelandHas thanked: 661 times Been thanked: 442 times
Post
by Boidhre Wed Jul 25, 2012 10:39 pm
speedchase
Lives in sente
Posts: 800 Joined: Sun Dec 04, 2011 4:36 pmRank: AGA 2kyuGD Posts: 0Universal go server handle: speedchaseHas thanked: 139 times Been thanked: 122 times
Post
by speedchase Wed Jul 25, 2012 10:42 pm
Boidhre
Oza
Posts: 2356 Joined: Mon Mar 05, 2012 7:15 pmGD Posts: 0Universal go server handle: BoidhreLocation: IrelandHas thanked: 661 times Been thanked: 442 times
Post
by Boidhre Wed Jul 25, 2012 10:47 pm
$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board
Black lives?
Edit: I guess so.
speedchase
Lives in sente
Posts: 800 Joined: Sun Dec 04, 2011 4:36 pmRank: AGA 2kyuGD Posts: 0Universal go server handle: speedchaseHas thanked: 139 times Been thanked: 122 times
Post
by speedchase Wed Jul 25, 2012 10:53 pm
ez4u
Oza
Posts: 2414 Joined: Wed Feb 23, 2011 10:15 pmRank: Jp 6 danGD Posts: 0KGS: ez4uLocation: Tokyo, JapanHas thanked: 2351 times Been thanked: 1332 times
Post
by ez4u Thu Jul 26, 2012 2:59 am
@Herman - What happens if B cuts at H5 instead of L4 in yours?
Dave Sigaty
"Short-lived are both the praiser and the praised, and rememberer and the remembered..."
- Marcus Aurelius; Meditations, VIII 21
HermanHiddema
Gosei
Posts: 2011 Joined: Tue Apr 20, 2010 10:08 amRank: Dutch 4DGD Posts: 645Universal go server handle: herminatorLocation: Groningen, NLHas thanked: 202 times Been thanked: 1086 times
Post
by HermanHiddema Thu Jul 26, 2012 3:40 am
ez4u wrote: @Herman - What happens if B cuts at H5 instead of L4 in yours?
H6, then L4 if black extends and it doesn't look good?
But really, you would have to ask:
Click to show
ez4u
Oza
Posts: 2414 Joined: Wed Feb 23, 2011 10:15 pmRank: Jp 6 danGD Posts: 0KGS: ez4uLocation: Tokyo, JapanHas thanked: 2351 times Been thanked: 1332 times
Post
by ez4u Thu Jul 26, 2012 4:31 am
Ha! Ha! When you posted your variation I thought, "Wow! This is as bad as the 'Big Fight' game". But I never considered that it might actually be so.
@jts - You rat!
Dave Sigaty
"Short-lived are both the praiser and the praised, and rememberer and the remembered..."
- Marcus Aurelius; Meditations, VIII 21
speedchase
Lives in sente
Posts: 800 Joined: Sun Dec 04, 2011 4:36 pmRank: AGA 2kyuGD Posts: 0Universal go server handle: speedchaseHas thanked: 139 times Been thanked: 122 times
Post
by speedchase Thu Jul 26, 2012 8:01 am
$$B 19x19 board
Click Here To Show Diagram Code [go]$$B 19x19 board
Black at least has this ko variation right? he also has the local threats on the outside
You're evil.
