MESON Chess Problem Database
Problem Display
PID: 156544 (7K/8/1B6/7N/6p1/ppp1PkN1/1Q3pp1/2b1r3 w - - 0 1)
Amirov, Talip Khasanovich
Source?, 1980
#2
6 + 9
| 15148 | Sadier Collection | 2016 |
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Qe2#
- 1...Rf1
- 2.Qe2#
- 1...Rg1
- 2.Qe2#
- 1...Rh1
- 2.Qe2#
- 1...Re2
- 2.Qxe2#
- 1...c2
- 2.Qf6#
- 1...Rd1
- Tries
- 1.Qxa3?
- threat
- 2.Qf8#
- 2.Qa8#
- 1...Rxe3
- 2.Qf8#
- 1...Bxe3
- 2.Qa8#
- 1...f1Q
- 2.Qf8#
- 1...f1S
- 2.Qf8#
- 1...f1B
- 2.Qf8#
- 1...f1R
- 2.Qf8#
- 1...g1Q
- 2.Qa8#
- 1...g1S
- 2.Qa8#
- 1...g1B
- 2.Qa8#
- 1...g1R
- 2.Qa8#
- 1...Rd1
- 2.Qf8#
- 1...Bxa3!
- threat
- 1.Qxc3?
- threat
- 2.Qf6#
- 2.Qc6#
- 1...Rxe3
- 2.Qf6#
- 1...Bxe3
- 2.Qc6#
- 1...f1Q
- 2.Qf6#
- 1...f1S
- 2.Qf6#
- 1...f1B
- 2.Qf6#
- 1...f1R
- 2.Qf6#
- 1...g1Q
- 2.Qc6#
- 1...g1S
- 2.Qc6#
- 1...g1B
- 2.Qc6#
- 1...g1R
- 2.Qc6#
- 1...Rd1
- 2.Qf6#
- 1...Bb2!
- threat
- 1.Qb1?
- threat
- 2.Qe4#
- 2.Qf5#
- 1...Rxe3
- 2.Qf5#
- 1...Bxe3
- 2.Qe4#
- 1...f1Q
- 2.Qf5#
- 1...f1S
- 2.Qf5#
- 1...f1B
- 2.Qf5#
- 1...f1R
- 2.Qf5#
- 1...g1Q
- 2.Qe4#
- 1...g1S
- 2.Qe4#
- 1...g1B
- 2.Qe4#
- 1...g1R
- 2.Qe4#
- 1...c2!
- threat
- 1.Qc2?
- threat
- 2.Qe4#
- 2.Qf5#
- 1...Rxe3
- 2.Qf5#
- 1...Bxe3
- 2.Qe4#
- 1...g1Q
- 2.Qe4#
- 1...g1S
- 2.Qe4#
- 1...g1B
- 2.Qe4#
- 1...g1R
- 2.Qe4#
- 1...f1Q
- 2.Qf5#
- 1...f1S
- 2.Qf5#
- 1...f1B
- 2.Qf5#
- 1...f1R
- 2.Qf5#
- 1...bxc2!
- threat
- 1.Qxa3?
- Keys
- 1.Qxb3!
- threat
- 2.Qd5#
- 2.Qf7#
- 1...Rxe3
- 2.Qf7#
- 1...Bxe3
- 2.Qd5#
- 1...f1Q
- 2.Qf7#
- 1...f1S
- 2.Qf7#
- 1...f1B
- 2.Qf7#
- 1...f1R
- 2.Qf7#
- 1...g1Q
- 2.Qd5#
- 1...g1S
- 2.Qd5#
- 1...g1B
- 2.Qd5#
- 1...g1R
- 2.Qd5#
- 1...Rd1
- 2.Qxd1#
- 2.Qf7#
- threat
- 1.Qxb3!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 10
- REMOVED MATES = 6
- Sets
- R(b);N_GUARD::QAB1(A)
- R(b);N_GUARD,P_PINS(D)::QAB1(A)
- R(b);N_GUARD::QAB1(A),XR(b)
- P(g);OGATE::QAR(A)
- Tries
- Try
- Q(A);XP(e)
- Threat
- DUALS(2)
- Vars
- R(b);XP(B)::QAR(A)
- B(a);XP(B)::QAB(A)
- P(c);::QAR(A)
- P(d);::QAB(A)
- R(b);::QAR(A)
- Refutation
- B(a);XQ(A)
- Try
- Q(A);XP(g)
- Threat
- DUALS(2)
- Vars
- R(b);P_SPINR(b),XP(B)::QAR(A)
- B(a);P_SPINB(a),XP(B)::QAB(A)
- P(c);::QAR(A)
- P(d);::QAB(A)
- R(b);::QAR(A)
- Refutation
- B(a);P_PINQ(A)
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(b);XP(B)::QAR2(A)
- B(a);XP(B)::QAB1(A)
- P(c);::QAR2(A)
- P(d);::QAB1(A)
- Refutation
- P(g);
- Try
- Q(A);
- Threat
- DUALS(2)
- Vars
- R(b);XP(B)::QAR2(A)
- B(a);XP(B)::QAB1(A)
- P(d);::QAB1(A)
- P(c);::QAR2(A)
- Refutation
- P(f);XQ(A)
- Try
- Actual
- Q(A);XP(f)
- Threat
- DUALS(2)
- Vars
- R(b);XP(B)::QAR(A)
- B(a);XP(B)::QAB(A)
- P(c);::QAR(A)
- P(d);::QAB(A)
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).