MESON Chess Problem Database
Problem Display
PID: 105916 (4R3/B7/B2Qn3/2r1b3/N1r5/4kPP1/3R4/1b2N1K1 w - - 0 1)
Seilberger, Johann Joseph Petrus Adrianus
1st Prize, West Virginia Chess Bulletin, 1945-1947
#2
10 + 6
| 70 | American Chess Problemist | 1949 |
| 6490 | yacpdb | 2009 |
SOLUTION
- SOUND
- Sets
- 1...Rc1
- 2.Re2#
- 1...Rc2
- 2.Qd3#
- 1...Rc3
- 2.Re2#
- 1...Rxa4
- 2.Re2#
- 1...Rb4
- 2.Re2#
- 1...Rd4
- 2.Re2#
- 1...Re4
- 2.Re2#
- 1...Rf4
- 2.Re2#
- 1...Rg4
- 2.Re2#
- 1...Rh4
- 2.Re2#
- 1...Ba2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Bd4
- 2.Qf4#
- 1...Sd4
- 2.Qh6#
- 1...Rc1
- Tries
- 1.Sb2?
- threat
- 2.Sd1#
- 2.Sxc4#
- 1...Bxd6
- 2.Sxc4#
- 1...Rd4
- 2.Re2#
- 1...Bd3
- 2.Qxd3#
- 1...Bd4
- 2.Qf4#
- 1...Sd4
- 2.Qh6#
- 1...Rc1
- 2.Re2#
- 1...Rc2
- 2.Sd1#
- 2.Qd3#
- 1...Rc3
- 2.Sd1#
- 2.Re2#
- 1...Ra4
- 2.Sd1#
- 2.Re2#
- 1...Rb4
- 2.Sd1#
- 2.Re2#
- 1...Re4
- 2.Sd1#
- 2.Re2#
- 1...Rf4
- 2.Sd1#
- 2.Re2#
- 1...Rg4
- 2.Sd1#
- 2.Re2#
- 1...Rh4
- 2.Sd1#
- 2.Re2#
- 1...Ba2
- 2.Sd1#
- 2.Qd3#
- 1...Bc2
- 2.Sxc4#
- 1...Bxb2!
- threat
- 1.Bxc4?
- threat
- 2.Re2#
- 1...Bd3
- 2.Qxd3#
- 1...Sd4
- 2.Qxd4#
- 2.Qh6#
- 1...Sf4
- 2.Bxc5#
- 2.Qd4#
- 1...Bxd6!
- threat
- 1.Bxc5+?
- 1...Rd4
- 2.Re2#
- 1...Rxc5
- 2.Re2#
- 1...Bd4
- 2.Qf4#
- 1...Sd4
- 2.Qh6#
- 1...Sxc5!
- 1...Rd4
- 1.Rf2?
- threat
- 2.Sg2#
- 2.Qd2#
- 1...Rc1
- 2.Re2#
- 2.Qd2#
- 1...Rc2
- 2.Sg2#
- 2.Qxe5#
- 2.Qd3#
- 1...Rd4
- 2.Sg2#
- 2.Re2#
- 1...Bd3
- 2.Sg2#
- 2.Qxd3#
- 1...Bc3
- 2.Sg2#
- 1...Bd4
- 2.Qf4#
- 1...Sd4
- 2.Qh6#
- 1...Sf4
- 2.Qd2#
- 1...Bxd6!
- threat
- 1.Rd3+?
- 1...Bxd3
- 2.Qxd3#
- 1...Ke2!
- 1...Bxd3
- 1.Sb2?
- Keys
- 1.Sb6!
- threat
- 2.Sxc4#
- 1...Rd4
- 2.Re2#
- 1...Bd3
- 2.Qxd3#
- 1...Bd4
- 2.Qf4#
- 1...Sd4
- 2.Qh6#
- 1...Rc1
- 2.Re2#
- 1...Rc2
- 2.Qd3#
- 1...Rc3
- 2.Re2#
- 1...Ra4
- 2.Re2#
- 1...Rb4
- 2.Re2#
- 1...Re4
- 2.Re2#
- 1...Rf4
- 2.Re2#
- 1...Rg4
- 2.Re2#
- 1...Rh4
- 2.Re2#
- 1...Ba2
- 2.Qd3#
- threat
- 1.Sb6!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 0
- Sets
- R(c);P_PINS(A)::R1(C)
- R(c);S_CUTB(a)::QAR1(H)
- R(c);::R1(C)
- R(c);XS(F)::R1(C)
- R(c);N_SPINR(d)::R1(C)
- R(c);P_PINP(E)::R1(C)
- B(a);N_GUARD::QAR1(H)
- B(a);N_GUARD::QAR1(H),XB(a)
- B(e);N_SPINR(d),OGATE,P_SPINS(f)::QAB1(H)
- S(f);N_SPINR(d),OGATE,P_SPINB(e)::QAB(H)
- Tries
- Try
- S(F);
- Threat
- DUALS(2)
- Vars
- B(e);P_SPINS(f),XQ(H)::S(F),XR(c)
- R(c);N_SPINR(d)::R1(C)
- B(a);N_GUARD::QAR1(H),XB(a)
- B(e);N_SPINR(d),OGATE,P_SPINS(f)::QAB1(H)
- S(f);N_SPINR(d),OGATE,P_SPINB(e)::QAB(H)
- R(c);P_PINS(A)::R1(C)
- B(a);::S(F),XR(c)
- Refutation
- B(e);P_SPINS(f),XS(F)
- Try
- B(G);XR(c)
- Threat
- R1(C)
- Vars
- B(a);N_GUARD::QAR1(H),XB(a)
- Refutation
- B(e);P_SPINS(f),XQ(H)
- Try
- B(I);CHECK,XR(d)
- Vars
- R(c);P_SPINR(c)::R1(C)
- R(c);XB(I)::R1(C)
- B(e);OGATE,P_SPINB(e),P_SPINS(f)::QAB1(H)
- S(f);OGATE,P_SPINB(e),P_SPINS(f)::QAB(H)
- Refutation
- S(f);P_SPINB(e),XB(I)
- Try
- R(C);
- Threat
- DUALS(2)
- Vars
- B(e);P_SPINS(f)::S(A)
- B(e);N_SPINR(d),OGATE,P_SPINS(f)::QAB1(H)
- S(f);N_SPINR(d),OGATE,P_SPINB(e),SBLOCK::QAB(H)
- S(f);P_SPINB(e)::QAB1(H)
- Refutation
- B(e);P_SPINS(f),XQ(H)
- Try
- R(C);CHECK
- Vars
- B(a);OGATE,XR(C)::QAR1(H),XB(a)
- Refutation
- K(b);N_SPINR(d),P-FLIGHT
- Try
- Actual
- S(F);N_PINR(d)
- Threat
- S(F),XR(c)
- Vars
- R(c);::R1(C)
- B(a);N_GUARD::QAR1(H),XB(a)
- B(e);OGATE,P_SPINS(f)::QAB1(H)
- S(f);OGATE,P_SPINB(e)::QAB(H)
- R(c);P_PINS(A)::R1(C)
- R(c);S_CUTB(a)::QAR1(H)
- R(c);P_PINP(E)::R1(C)
- B(a);N_GUARD::QAR1(H)
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