MESON Chess Problem Database
Problem Display
PID: 161826 (5RQ1/3Pp3/2Bp1N2/4k3/r3p1P1/1nP2PP1/q1n1R2K/2br3b w - - 0 1)
Thomas, Georg
2nd Prize, Magasinet, 1946
#2
11 + 11
| 15601 | Albrecht-Leiss-Degener Collection | 2017 |
SOLUTION
- SOUND
- Sets
- 1...Re1
- 2.Qd5#
- 1...Rf1
- 2.Qd5#
- 1...Rg1
- 2.Qd5#
- 1...Rd2
- 2.f4#
- 1...Rd5
- 2.Qxd5#
- 1...Ra3
- 2.Rxe4#
- 1...Ra5
- 2.Rxe4#
- 1...Ra6
- 2.Rxe4#
- 1...Ra7
- 2.Rxe4#
- 1...Ra8
- 2.Rxe4#
- 1...Bb2
- 2.f4#
- 1...Bd2
- 2.Qd5#
- 1...Ba3
- 2.f4#
- 1...Se3
- 2.f4#
- 1...Scd4
- 2.Qd5#
- 1...Sd2
- 2.f4#
- 1...Sbd4
- 2.Rxe4#
- 1...exf6
- 2.Re8#
- 1...Re1
- Tries
- 1.Sxe4?
- threat
- 2.Rf5#
- 1...Se3
- 2.f4#
- 1...Scd4
- 2.Qd5#
- 1...e6
- 2.Qg7#
- 2.Qh8#
- 1...Sbd4!
- threat
- 1.Sd5?
- threat
- 2.Rf5#
- 1...Se3
- 2.f4#
- 1...Sbd4
- 2.Rxe4#
- 1...e6
- 2.Qg7#
- 2.Qh8#
- 1...Scd4!
- threat
- 1.Sh5?
- threat
- 2.Rf5#
- 1...Se3
- 2.f4#
- 1...Scd4
- 2.Qd5#
- 1...Sbd4
- 2.Rxe4#
- 1...e6
- 2.Qg7#
- 2.Qh8#
- 1...d5!
- threat
- 1.Sh7?
- threat
- 2.Rf5#
- 1...Se3
- 2.f4#
- 1...Scd4
- 2.Qd5#
- 1...Sbd4
- 2.Rxe4#
- 1...e6
- 2.Qg7#
- 2.Qh8#
- 1...d5!
- threat
- 1.Rd2?
- threat
- 2.Qd5#
- 2.f4#
- 1...Bxd2
- 2.Qd5#
- 1...Bxf3
- 2.Qd5#
- 1...Sxd2
- 2.f4#
- 1...exf3
- 2.Qd5#
- 1...d5
- 2.Qxd5#
- 1...Rf1
- 2.Rd5#
- 2.Qd5#
- 1...Rd4
- 2.f4#
- 1...Ra5
- 2.f4#
- 1...Se3
- 2.f4#
- 1...Sb4
- 2.f4#
- 1...Sba1
- 2.f4#
- 1...Sbd4
- 2.f4#
- 1...Sa5
- 2.f4#
- 1...Sc5
- 2.f4#
- 1...e3
- 2.Qd5#
- 1...e6
- 2.Qg5#
- 2.f4#
- 1...Rxd2+!
- threat
- 1.Qh7?
- threat
- 2.Qf5#
- 2.Qxe7#
- 1...Ke6
- 2.Qf5#
- 1...exf6
- 2.Re8#
- 2.Qf5#
- 2.Qe7#
- 1...d5
- 2.Qxe7#
- 1...Scd4
- 2.Qxe4#
- 1...Se3
- 2.Qxe7#
- 1...Sba1
- 2.Qf5#
- 1...Sd2
- 2.Qf5#
- 1...Sbd4
- 2.Rxe4#
- 2.Qxe4#
- 1...Sa5
- 2.Qf5#
- 1...Sc5
- 2.Qf5#
- 1...e6!
- threat
- 1.Qg5+?
- 1...Ke6
- 2.Qf5#
- 2.d8S#
- 1...Bxg5!
- 1...Ke6
- 1.d8Q?
- threat
- 2.Sd7#
- 2.Qxe7#
- 1...exf6
- 2.Re8#
- 2.Qxf6#
- 2.Qe7#
- 2.Qe8#
- 1...Scd4
- 2.Sd7#
- 2.Qd5#
- 1...Ra7
- 2.Rxe4#
- 1...Sba1
- 2.Sd7#
- 1...Sd2
- 2.Sd7#
- 2.f4#
- 1...Sbd4
- 2.Sd7#
- 2.Rxe4#
- 1...Sa5
- 2.Sd7#
- 1...d5
- 2.Qc7#
- 2.Qxe7#
- 2.Qb8#
- 1...e6
- 2.Sd7#
- 1...Sc5!
- threat
- 1.d8S?
- threat
- 2.Sd7#
- 2.Qe6#
- 1...exf6
- 2.Re8#
- 2.Qe6#
- 1...d5
- 2.Qe6#
- 1...Scd4
- 2.Sd7#
- 2.Qd5#
- 1...Ra7
- 2.Rxe4#
- 2.Qe6#
- 1...Sba1
- 2.Sd7#
- 1...Sd2
- 2.Sd7#
- 2.Qg5#
- 2.f4#
- 1...Sbd4
- 2.Sd7#
- 2.Rxe4#
- 1...Sa5
- 2.Sd7#
- 1...e6
- 2.Sd7#
- 2.Qxe6#
- 1...Sc5!
- threat
- 1.d8B?
- threat
- 2.Sd7#
- 1...exf6
- 2.Bxf6#
- 2.Re8#
- 1...d5
- 2.Bc7#
- 1...Ra7
- 2.Rxe4#
- 1...Sc5!
- threat
- 1.Sxe4?
- Keys
- 1.Se8!
- threat
- 2.Rf5#
- 1...Se3
- 2.f4#
- 1...Scd4
- 2.Qd5#
- 1...Sbd4
- 2.Rxe4#
- 1...e6
- 2.Qg7#
- 2.Qh8#
- threat
- 1.Se8!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 0
- REMOVED MATES = 15
- Sets
- R(b);N_GUARD::QAR1(K)
- R(b);P_PINR(A),S_CUTB(a)::P(D)
- R(b);N_GUARD::QAR1(K),XR(b)
- R(g);N_GUARD::R1(A),XP(h)
- B(a);N_GUARD::P(D)
- B(a);S_CUTR(b)::QAR1(K)
- S(e);N_SPINP(h),P_PINR(A),S_CUTB(a)::P(D)
- S(e);P_PINR(A),S_CUTR(b)::QAR1(K)
- S(f);S_CUTB(a)::P(D)
- S(f);S_CUTR(g)::R1(A),XP(h)
- P(k);OGATEB,SBLOCK,XS(H)::R(J)
- Tries
- Try
- S(H);XP(h)
- Threat
- R1(J)
- Vars
- S(e);P_PINR(A),S_CUTB(a)::P(D)
- S(e);P_PINR(A),S_CUTR(b)::QAR1(K)
- Refutation
- S(f);
- Try
- S(H);
- Threat
- R1(J)
- Vars
- S(e);N_SPINP(h),P_PINR(A),S_CUTB(a)::P(D)
- S(f);S_CUTR(g)::R1(A),XP(h)
- Refutation
- S(e);P_PINR(A)
- Try
- S(H);
- Threat
- R1(J)
- Vars
- S(e);N_SPINP(h),P_PINR(A),S_CUTB(a)::P(D)
- S(e);P_PINR(A),S_CUTR(b)::QAR1(K)
- S(f);S_CUTR(g)::R1(A),XP(h)
- Refutation
- P(j);
- Try
- S(H);
- Threat
- R1(J)
- Vars
- S(e);N_SPINP(h),P_PINR(A),S_CUTB(a)::P(D)
- S(e);P_PINR(A),S_CUTR(b)::QAR1(K)
- S(f);S_CUTR(g)::R1(A),XP(h)
- Refutation
- P(j);
- Try
- R(A);N_PINP(h)
- Threat
- DUALS(2)
- Vars
- B(a);XR(A)::QAR1(K)
- B(c);XP(D)::QAR1(K)
- S(f);XR(A)::P(D)
- P(h);XP(D)::QAR1(K)
- P(j);::QAR1(K),XP(j)
- R(g);::P(D)
- S(e);P_PINR(A)::P(D)
- S(f);::P(D)
- P(h);::QAR1(K)
- Refutation
- R(b);CHECK,XR(A)
- Try
- Q(K);
- Threat
- DUALS(2)
- Vars
- K(i);P-FLIGHT::QAB1(K)
- P(j);::QAR2(K),XP(k)
- S(e);P_PINR(A),S_CUTR(g)::QAR1(K),XP(h)
- S(e);N_SPINP(h),P_PINR(A)::QAR2(K),XP(k)
- S(f);::QAR1(K)
- Refutation
- P(k);
- Try
- Q(K);CHECK
- Refutation
- B(a);XQ(K)
- Try
- P(I);
- Threat
- DUALS(2)
- Vars
- R(g);N_GUARD::R1(A),XP(h)
- S(f);::S(H)
- P(k);::S(H)
- Refutation
- S(f);
- Try
- P(I);
- Threat
- DUALS(2)
- Vars
- P(j);::QAR1(K)
- S(f);::S(H)
- Refutation
- S(f);
- Try
- P(I);
- Threat
- S(H)
- Vars
- P(j);OGATEB::B(I)
- R(g);N_GUARD::R1(A),XP(h)
- Refutation
- S(f);
- Try
- Actual
- S(H);
- Threat
- R1(J)
- Vars
- S(e);N_SPINP(h),P_PINR(A),S_CUTB(a)::P(D)
- S(e);P_PINR(A),S_CUTR(b)::QAR1(K)
- S(f);S_CUTR(g)::R1(A),XP(h)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).