MESON Chess Problem Database
Problem Display
PID: 56248 (8/2pNrpq1/1Np3Q1/8/2pkpBb1/R2rRnK1/1P1p4/8 w - - 0 1)
Howard, Kenneth Samuel
Pittsburgh Post, 1926
#2
8 + 12
| 5089 | The Enjoyment of Chess Problems | 1943 |
SOLUTION
- SOUND
- Sets
- 1...Rc3
- 2.bxc3#
- 1...Rxe3
- 2.Bxe3#
- 1...Be6
- 2.Rxe4#
- 1...Se5
- 2.Qxe4#
- 1...c3
- 2.Ra4#
- 1...cxb6
- 2.Qd6#
- 1...Rc3
- Tries
- 1.Ra4?
- threat
- 2.Rxc4#
- 1...cxb6
- 2.Qd6#
- 1...Rc3
- 2.bxc3#
- 1...Be6
- 2.Rxe4#
- 1...Se5
- 2.Qxe4#
- 1...Rxe3!
- threat
- 1.Rexd3+?
- 1...cxd3
- 2.Ra4#
- 1...exd3!
- 1...cxd3
- 1.Ra4?
- Keys
- 1.Rc3!
- threat
- 2.Rxc4#
- 1...Rxc3
- 2.bxc3#
- 1...Rxe3
- 2.Bxe3#
- 1...cxb6
- 2.Qd6#
- 1...Be6
- 2.Rxe4#
- 1...Se5
- 2.Qxe4#
- threat
- 1.Rc3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 1
- Sets
- R(b);OGATE::P(A),XR(b)
- R(b);OGATE,XR(C)::B(E),XR(b)
- B(g);P_PINQ(G),S_CUTR(j)::R1(C),XP(f)
- S(c);P_PINR(C),S_CUTR(j)::QAR1(G),XP(f)
- P(d);OGATEB::R(B)
- P(i);N_GUARD,XS(F)::QAR2(G)
- Tries
- Try
- R(B);P_PINP(d)
- Threat
- R1(B),XP(d)
- Vars
- P(i);N_GUARD,XS(F)::QAR2(G)
- R(b);OGATE::P(A),XR(b)
- B(g);P_PINQ(G),S_CUTR(j)::R1(C),XP(f)
- S(c);P_PINR(C),S_CUTR(j)::QAR1(G),XP(f)
- Refutation
- R(b);XR(C)
- Try
- R(C);CHECK,XR(b)
- Vars
- P(d);SBLOCK,S_CUTP(f),XR(C)::R(B)
- Refutation
- P(f);XR(C)
- Try
- Actual
- R(B);
- Threat
- R1(B),XP(d)
- Vars
- R(b);OGATE,XR(B)::P(A),XR(b)
- R(b);OGATE,XR(C)::B(E),XR(b)
- P(i);N_GUARD,XS(F)::QAR2(G)
- B(g);P_PINQ(G),S_CUTR(j)::R1(C),XP(f)
- S(c);P_PINR(C),S_CUTR(j)::QAR1(G),XP(f)
Developed and maintained by Brian Stephenson.
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