MESON Chess Problem Database
Problem Display
PID: 178794 (3R3K/1Np5/4nRp1/4p3/1pP1k3/Q3B2B/1r5n/1N3b2 w - - 0 1)
Volkmann, Albert
1st HM., Springaren, 1951
#2
9 + 9
| 6490 | yacpdb | 2018 |
SOLUTION
- SOUND
- Sets
- 1...Rd2
- 2.Sxd2#
- 1...Re2
- 2.Qd3#
- 1...Bg2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Bxh3
- 2.Qd3#
- 1...Sd4
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...Sg5
- 2.Sc5#
- 1...Sg7
- 2.Sc5#
- 1...Sxd8
- 2.Sc5#
- 1...Sf8
- 2.Sc5#
- 1...c5
- 2.Sd6#
- 1...c6
- 2.Sd6#
- 1...Rd2
- Tries
- 1.Bc1?
- threat
- 2.Qe3#
- 1...bxa3
- 2.Sc3#
- 1...Rd2
- 2.Sxd2#
- 1...Re2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sg4
- 2.Qf3#
- 1...b3
- 2.Sc3#
- 1...Rb3!
- threat
- 1.Bg1?
- threat
- 2.Qe3#
- 1...bxa3
- 2.Sc3#
- 1...Re2
- 2.Qd3#
- 1...Rb3
- 2.Sd2#
- 1...Bd3
- 2.Qxd3#
- 1...Sg4
- 2.Qf3#
- 1...b3
- 2.Sc3#
- 1...Rf2!
- threat
- 1.Bd2?
- threat
- 2.Qe3#
- 1...Rxd2
- 2.Sxd2#
- 1...bxa3
- 2.Sc3#
- 1...Bd3
- 2.Qxd3#
- 1...Sg4
- 2.Qf3#
- 1...b3
- 2.Sc3#
- 1...Rb3!
- threat
- 1.Bf2?
- threat
- 2.Qe3#
- 1...bxa3
- 2.Sc3#
- 1...Rb3
- 2.Sd2#
- 1...Re2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sg4
- 2.Qf3#
- 1...b3
- 2.Sc3#
- 1...Rxf2!
- threat
- 1.Bc5?
- threat
- 2.Qe3#
- 1...Sxc5
- 2.Sxc5#
- 1...bxa3
- 2.Sc3#
- 1...Rb3
- 2.Sd2#
- 1...Re2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sg4
- 2.Qf3#
- 1...b3
- 2.Sc3#
- 1...Sd4!
- threat
- 1.Bh6?
- threat
- 2.Qe3#
- 1...bxa3
- 2.Sc3#
- 1...Rb3
- 2.Sd2#
- 1...Re2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sg4
- 2.Qf3#
- 1...Sf4
- 2.Sc5#
- 1...Sg5
- 2.Sc5#
- 1...b3
- 2.Sc3#
- 1...g5!
- threat
- 1.Ba7?
- threat
- 2.Qe3#
- 1...bxa3
- 2.Sc3#
- 1...Rb3
- 2.Sd2#
- 1...Re2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sg4
- 2.Qf3#
- 1...Sd4
- 2.Sc5#
- 1...Sc5
- 2.Sxc5#
- 1...b3
- 2.Sc3#
- 1...c5!
- threat
- 1.Bg2+?
- 1...Bxg2
- 2.Qd3#
- 1...Sf3
- 2.Bxf3#
- 1...Rxg2!
- 1...Bxg2
- 1.Rd4+?
- 1...Sxd4
- 2.Sc5#
- 1...exd4!
- 1...Sxd4
- 1.Bc1?
- Keys
- 1.Bg5!
- threat
- 2.Qe3#
- 1...Sxg5
- 2.Sc5#
- 1...bxa3
- 2.Sc3#
- 1...Rb3
- 2.Sd2#
- 1...Re2
- 2.Qd3#
- 1...Bd3
- 2.Qxd3#
- 1...Sg4
- 2.Qf3#
- 1...Sf4
- 2.Sc5#
- 1...b3
- 2.Sc3#
- threat
- 1.Bg5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 5
- REMOVED MATES = 10
- Sets
- R(b);N_GUARD::S(A),XR(b)
- R(b);S_CUTB(a)::QAB1(B)
- B(a);N_GUARD::QAB1(B)
- B(a);N_GUARD::QAB1(B),XB(a)
- B(a);N_GUARD,XB(D)::QAB1(B)
- S(g);N_GUARD::S(G)
- S(g);N_GUARD::S(G),XS(g)
- S(g);N_GUARD,XR(H)::S(G)
- P(i);N_GUARD::S(G)
- Tries
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- P(d);N_GUARD,XQ(B)::S(A)
- R(b);N_GUARD::S(A),XR(b)
- R(b);S_CUTB(a)::QAB1(B)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(c);N_GUARD::QAB1(B)
- P(d);N_GUARD::S(A)
- Refutation
- R(b);
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- P(d);N_GUARD,XQ(B)::S(A)
- R(b);S_CUTB(a)::QAB1(B)
- R(b);N_GUARD::S(A)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(c);N_GUARD::QAB1(B)
- P(d);N_GUARD::S(A)
- Refutation
- R(b);
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- R(b);XB(C)::S(A),XR(b)
- P(d);N_GUARD,XQ(B)::S(A)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(c);N_GUARD::QAB1(B)
- P(d);N_GUARD::S(A)
- Refutation
- R(b);
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- P(d);N_GUARD,XQ(B)::S(A)
- R(b);N_GUARD::S(A)
- R(b);S_CUTB(a)::QAB1(B)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(c);N_GUARD::QAB1(B)
- P(d);N_GUARD::S(A)
- Refutation
- R(b);XB(C)
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- S(g);XB(C)::S(G),XS(g)
- P(d);N_GUARD,XQ(B)::S(A)
- R(b);N_GUARD::S(A)
- R(b);S_CUTB(a)::QAB1(B)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(c);N_GUARD::QAB1(B)
- P(d);N_GUARD::S(A)
- Refutation
- S(g);
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- P(d);N_GUARD,XQ(B)::S(A)
- R(b);N_GUARD::S(A)
- R(b);S_CUTB(a)::QAB1(B)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(c);N_GUARD::QAB1(B)
- S(g);N_GUARD::S(G)
- P(d);N_GUARD::S(A)
- Refutation
- P(h);
- Try
- B(C);
- Threat
- QAR1(B)
- Vars
- P(d);N_GUARD,XQ(B)::S(A)
- R(b);N_GUARD::S(A)
- R(b);S_CUTB(a)::QAB1(B)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(c);N_GUARD::QAB1(B)
- S(g);N_GUARD::S(G)
- S(g);N_GUARD::S(G),XS(g)
- P(d);N_GUARD::S(A)
- Refutation
- P(i);
- Try
- B(D);CHECK
- Vars
- B(a);XB(D)::QAB1(B)
- S(c);N_GUARD,P_SPINS(c)::B(D),XS(c)
- Refutation
- R(b);XB(D)
- Try
- R(H);CHECK
- Vars
- S(g);XR(H)::S(G)
- Refutation
- P(f);XR(H)
- Try
- Actual
- B(C);
- Threat
- QAR1(B)
- Vars
- S(g);N_GUARD,XB(C)::S(G)
- P(d);N_GUARD,XQ(B)::S(A)
- R(b);N_GUARD::S(A)
- R(b);S_CUTB(a)::QAB1(B)
- B(a);N_GUARD::QAB1(B),XB(a)
- S(c);N_GUARD::QAB1(B)
- S(g);N_GUARD::S(G)
- P(d);N_GUARD::S(A)
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