MESON Chess Problem Database
Problem Display
PID: 48394 (2b1N3/5rpK/1n1B2Rp/5k2/1r6/2b1Q3/3n4/2q5 w - - 0 1)
Gulyaev, Aleksandr Pavlovich (aka Grin, AP)
1st Prize, Austrian CF Ty., 1928
#2
5 + 10
| 881 | The Australasian Chess Review | 1929 |
| 16265 | The Two-move Chess Problem in the Soviet Union 1923-1943 | 1943 |
| 273 | Mat Plus | 1994 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Qf4#
- 1...Rb2
- 2.Qf4#
- 1...Rb3
- 2.Qf4#
- 1...Rd4
- 2.Qe5#
- 1...Rf4
- 2.Qxf4#
- 1...Rb5
- 2.Qf4#
- 1...Rf6
- 2.Sxg7#
- 1...Rd7
- 2.Qe6#
- 1...Bd4
- 2.Qf4#
- 1...Be5
- 2.Qxe5#
- 1...Ba6
- 2.Qe6#
- 1...Be6
- 2.Qxe6#
- 1...Bb7
- 2.Qe6#
- 1...Sdc4
- 2.Qd3#
- 1...Se4
- 2.Qh3#
- 1...Sbc4
- 2.Qf4#
- 1...Sd7
- 2.Qe6#
- 1...h5
- 2.Rg5#
- 1...Rb1
- Tries
- 1.Bg3?
- threat
- 2.Sd6#
- 1...Rd4
- 2.Qe5#
- 1...Rf6
- 2.Sxg7#
- 1...Rd7
- 2.Qe6#
- 1...Be5
- 2.Qxe5#
- 1...Sdc4
- 2.Qd3#
- 1...Sbc4
- 2.Qf4#
- 1...Se4!
- threat
- 1.Bc7?
- threat
- 2.Sd6#
- 1...Rd4
- 2.Qe5#
- 1...Rf6
- 2.Sxg7#
- 1...Rd7
- 2.Qe6#
- 1...Be5
- 2.Qxe5#
- 1...Sdc4
- 2.Qd3#
- 1...Se4
- 2.Qh3#
- 1...Sbc4
- 2.Qf4#
- 1...Re4!
- threat
- 1.Bb8?
- threat
- 2.Sd6#
- 1...Rd4
- 2.Qe5#
- 1...Rf6
- 2.Sxg7#
- 1...Rd7
- 2.Qe6#
- 1...Be5
- 2.Qxe5#
- 1...Sdc4
- 2.Qd3#
- 1...Se4
- 2.Qh3#
- 1...Sbc4
- 2.Qf4#
- 1...Re4!
- threat
- 1.Qd3+?
- 1...Se4
- 2.Qh3#
- 1...Re4!
- 1...Se4
- 1.Qf3+?
- 1...Rf4
- 2.Qxf4#
- 1...Sxf3!
- 1...Rf4
- 1.Qh3+?
- 1...Rg4
- 2.Qxg4#
- 1...Ke4!
- 1...Rg4
- 1.Bg3?
- Keys
- 1.Bh2!
- threat
- 2.Sd6#
- 1...Rd4
- 2.Qe5#
- 1...Rf6
- 2.Sxg7#
- 1...Rd7
- 2.Qe6#
- 1...Be5
- 2.Qxe5#
- 1...Sdc4
- 2.Qd3#
- 1...Se4
- 2.Qh3#
- 1...Sbc4
- 2.Qf4#
- threat
- 1.Bh2!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 11
- Sets
- R(d);N_GUARD::QAR1(A)
- R(d);S_CUTB(c)::QAR1(A)
- R(d);N_GUARD::QAR1(A),XR(d)
- R(h);N_GUARD,S_CUTB(c)::S(E),XP(i)
- R(h);S_CUTB(j)::QAB1(A)
- B(c);S_CUTR(d)::QAR1(A)
- B(c);N_GUARD::QAR1(A),XB(c)
- B(j);N_GUARD::QAB1(A)
- B(j);N_GUARD::QAB1(A),XB(j)
- S(b);N_GUARD,S_CUTR(d)::QAB(A)
- S(b);SBLOCK,S_CUTR(d)::QAB(A)
- S(f);S_CUTR(d)::QAR1(A)
- S(f);S_CUTB(j)::QAB1(A)
- P(g);N_GUARD::R1(C)
- Tries
- Try
- B(B);
- Threat
- S(E)
- Vars
- R(d);S_CUTB(c)::QAR1(A)
- R(h);N_GUARD,S_CUTB(c)::S(E),XP(i)
- R(h);S_CUTB(j)::QAB1(A)
- B(c);N_GUARD::QAR1(A),XB(c)
- S(b);N_GUARD,S_CUTR(d)::QAB(A)
- S(f);S_CUTR(d)::QAR1(A)
- Refutation
- S(b);
- Try
- B(B);
- Threat
- S(E)
- Vars
- R(d);S_CUTB(c)::QAR1(A)
- R(h);N_GUARD,S_CUTB(c)::S(E),XP(i)
- R(h);S_CUTB(j)::QAB1(A)
- B(c);N_GUARD::QAR1(A),XB(c)
- S(b);N_GUARD,S_CUTR(d)::QAB(A)
- S(b);SBLOCK,S_CUTR(d)::QAB(A)
- S(f);S_CUTR(d)::QAR1(A)
- Refutation
- R(d);
- Try
- B(B);
- Threat
- S(E)
- Vars
- R(d);S_CUTB(c)::QAR1(A)
- R(h);N_GUARD,S_CUTB(c)::S(E),XP(i)
- R(h);S_CUTB(j)::QAB1(A)
- B(c);N_GUARD::QAR1(A),XB(c)
- S(b);N_GUARD,S_CUTR(d)::QAB(A)
- S(b);SBLOCK,S_CUTR(d)::QAB(A)
- S(f);S_CUTR(d)::QAR1(A)
- Refutation
- R(d);
- Try
- Q(A);CHECK
- Vars
- S(b);P_SPINS(b),SBLOCK,S_CUTR(d)::QAB(A)
- Refutation
- R(d);P_SPINR(d)
- Try
- Q(A);CHECK
- Vars
- R(d);N_GUARD,P_SPINR(d)::QAR1(A),XR(d)
- Refutation
- S(b);XQ(A)
- Try
- Q(A);CHECK
- Vars
- R(d);N_GUARD,P_SPINR(d)::QAB1(A),XR(d)
- Refutation
- K(e);S_FLIGHT
- Try
- Actual
- B(B);
- Threat
- S(E)
- Vars
- R(d);S_CUTB(c)::QAR1(A)
- R(h);N_GUARD,S_CUTB(c)::S(E),XP(i)
- R(h);S_CUTB(j)::QAB1(A)
- B(c);N_GUARD::QAR1(A),XB(c)
- S(b);N_GUARD,S_CUTR(d)::QAB(A)
- S(b);SBLOCK,S_CUTR(d)::QAB(A)
- S(f);S_CUTR(d)::QAR1(A)
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