MESON Chess Problem Database
Problem Display
PID: 18859 (1Q2R3/3P4/2PK3p/3p1p1B/R2pNk1P/3r4/b3PB1b/2rN4 w - - 0 1)
ten Cate, Pieter
Tijdschrift vd KNSB, 1958
#2
12 + 9
| 3976 | FIDE Album (1956-1958) | 1961 |
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Kc5#
- 1...Rcxd1
- 2.Kc5#
- 1...Rc4
- 2.Kxd5#
- 1...Rc5
- 2.Kxc5#
- 1...Rxc6+
- 2.Kxc6#
- 1...Bb1
- 2.Kxd5#
- 1...Bc4
- 2.Kc5#
- 1...dxe4
- 2.Ke7#
- 1...fxe4
- 2.Ke6#
- 2.Rf8#
- 1...Ra1
- Tries
- 1.Se3?
- threat
- 2.Sg2#
- 1...Rxc6+
- 2.Kxc6#
- 1...dxe3
- 2.Ke6#
- 2.Ke7#
- 1...fxe4
- 2.Ke6#
- 2.Ke7#
- 2.Rf8#
- 1...Rg1
- 2.Kc5#
- 1...Rxe3!
- threat
- 1.Sc5?
- threat
- 2.Ke6#
- 2.Ke7#
- 2.Sxd3#
- 1...Rcxd1
- 2.Ke6#
- 2.Ke7#
- 1...Rxc5
- 2.Kxc5#
- 1...Rdxd1
- 2.Ke6#
- 2.Ke7#
- 2.e3#
- 1...Rb1
- 2.Sxd3#
- 1...Rcc3
- 2.Ke6#
- 2.Ke7#
- 1...Rd2
- 2.Ke6#
- 2.Ke7#
- 2.e3#
- 1...Ra3
- 2.Ke6#
- 2.Ke7#
- 2.Rxd4#
- 1...Rb3
- 2.Rxd4#
- 1...Rdc3
- 2.Ke6#
- 2.Ke7#
- 2.Rxd4#
- 1...Rf3
- 2.Ke6#
- 2.Ke7#
- 2.Rxd4#
- 1...Rg3
- 2.Ke6#
- 2.Ke7#
- 2.Rxd4#
- 1...Rh3
- 2.Ke6#
- 2.Ke7#
- 2.Rxd4#
- 1...Bb1
- 2.Kxd5#
- 2.Ke6#
- 2.Ke7#
- 1...Bc4
- 2.Ke6#
- 2.Ke7#
- 1...Re3!
- threat
- 1.Be3+?
- 1...dxe3
- 2.Ke6#
- 2.Ke7#
- 1...Rxe3!
- 1...dxe3
- 1.Rxd4?
- threat
- 2.Ke6#
- 2.Ke7#
- 1...Rxc6+
- 2.Kxc6#
- 1...Rxd4
- 2.Be3#
- 2.e3#
- 1...dxe4
- 2.Ke7#
- 1...fxe4
- 2.Ke6#
- 2.Rf8#
- 1...Rb3
- 2.Sd2#
- 2.Sec3#
- 2.Sg3#
- 2.Sc5#
- 2.Sg5#
- 2.Sf6#
- 1...Rb1!
- threat
- 1.exd3?
- threat
- 2.Ke6#
- 2.Ke7#
- 1...Rxc6+
- 2.Kxc6#
- 1...dxe4
- 2.Ke7#
- 1...fxe4
- 2.Ke6#
- 2.Rf8#
- 1...Rb1!
- threat
- 1.e3+?
- 1...dxe3
- 2.Ke6#
- 2.Ke7#
- 1...Rxe3!
- 1...dxe3
- 1.Se3?
- Keys
- 1.Bxd4!
- threat
- 2.Be5#
- 1...Rxc6+
- 2.Kxc6#
- 1...Rcxd1
- 2.Kc5#
- 1...Rdxd1
- 2.e3#
- 1...Rxd4
- 2.e3#
- 1...dxe4
- 2.Ke7#
- 1...fxe4
- 2.Ke6#
- 1...Rc4
- 2.Kxd5#
- 1...Bc4
- 2.Kc5#
- threat
- 1.Bxd4!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 3
- REMOVED MATES = 3
- Sets
- R(a);::QAB(K)+K(I)
- R(a);XS(A)::QAB(K)+K(I)
- R(a);::QAB(K)+K(I),XP(g)
- R(a);::QAB(K)+K(I),XR(a)
- R(a);CHECK,XP(H)::QAB(K)+K(I),XR(a)
- B(b);::QAB(K)+K(I),XP(g)
- B(b);::QAB(K)+K(I)
- P(g);SBLOCK,XS(E)::QAB(K)+K(I)
- Tries
- Try
- S(A);
- Threat
- S(A)
- Vars
- R(a);CHECK,XP(H)::QAB(K)+K(I),XR(a)
- R(a);::QAB(K)+K(I)
- Refutation
- R(d);XS(A)
- Try
- S(E);P_PINP(e)
- Threat
- DUALS(3)
- Vars
- R(a);XS(E)::QAB(K)+K(I),XR(a)
- R(a);::S(E),XR(d)
- R(d);N_GUARD::R(D),XP(e)
- Refutation
- R(d);
- Try
- B(C);CHECK
- Refutation
- R(d);XB(C)
- Try
- R(D);XP(e)
- Threat
- DUALS(2)
- Vars
- R(a);CHECK,XP(H)::QAB(K)+K(I),XR(a)
- P(g);P_PINR(D),P_SPINP(g),XS(E)::QAB(K)+K(I)
- Refutation
- R(a);
- Try
- P(B);XR(d)
- Threat
- DUALS(2)
- Vars
- R(a);CHECK,XP(H)::QAB(K)+K(I),XR(a)
- P(g);XS(E)::QAB(K)+K(I)
- Refutation
- R(a);
- Try
- P(B);CHECK
- Refutation
- R(d);XP(B)
- Try
- Actual
- B(C);XP(e)
- Threat
- B(C)
- Vars
- R(a);CHECK,XP(H)::QAB(K)+K(I),XR(a)
- R(a);XS(A)::QAB(K)+K(I)
- R(d);N_GUARD,XS(A)::P(B)
- R(d);N_GUARD,XB(C)::P(B)
- P(g);P_PINB(C),SBLOCK,XS(E)::QAB(K)+K(I)
- P(h);SBLOCK,XS(E)::QAB(K)+K(I)
- R(a);::QAB(K)+K(I),XP(g)
- B(b);::QAB(K)+K(I)
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