MESON Chess Problem Database
Problem Display
PID: 144559 (KR6/B1p5/2P5/p2r1p2/p1k2p2/P1P2N1p/N3P2P/7Q w - - 0 1)
Lewis, Robert Tony
British Chess Magazine, 1995
#2
11 + 8
SOLUTION
- SOUND
- Sets
- 1...Rd1
- 2.Se5#
- 1...Rd2
- 2.Sxd2#
- 2.Se5#
- 1...Rd3
- 2.Se5#
- 1...Rd4
- 2.Se5#
- 1...Rb5
- 2.Sd2#
- 1...Rc5
- 2.Sd2#
- 1...Re5
- 2.Sd2#
- 2.Sxe5#
- 1...Rd6
- 2.Se5#
- 1...Rd7
- 2.Se5#
- 1...Rd8
- 2.Se5#
- 1...Rd1
- Tries
- 1.Bg1?
- 1...Rd1
- 2.Se5#
- 1...Rd2
- 2.Sxd2#
- 2.Se5#
- 1...Rd3
- 2.Se5#
- 1...Rb5
- 2.Sd2#
- 1...Rc5
- 2.Sd2#
- 1...Re5
- 2.Sd2#
- 2.Sxe5#
- 1...Rd6
- 2.Se5#
- 1...Rd7
- 2.Se5#
- 1...Rd8
- 2.Se5#
- 1...Rd4!
- 1...Rd1
- 1.Bf2?
- 1...Rd1
- 2.Se5#
- 1...Rd2
- 2.Sxd2#
- 2.Se5#
- 1...Rd3
- 2.Se5#
- 1...Rb5
- 2.Sd2#
- 1...Rc5
- 2.Sd2#
- 1...Re5
- 2.Sd2#
- 2.Sxe5#
- 1...Rd6
- 2.Se5#
- 1...Rd7
- 2.Se5#
- 1...Rd8
- 2.Se5#
- 1...Rd4!
- 1...Rd1
- 1.Rb1?
- 1...Rd1
- 2.Se5#
- 1...Rd2
- 2.Sxd2#
- 2.Se5#
- 1...Rd3
- 2.Se5#
- 1...Rd4
- 2.Se5#
- 1...Rb5
- 2.Sd2#
- 1...Rc5
- 2.Sd2#
- 1...Re5
- 2.Sd2#
- 2.Sxe5#
- 1...Rd6
- 2.Se5#
- 1...Rd7
- 2.Se5#
- 1...Rd8+!
- 1...Rd1
- 1.Rb2?
- 1...Rd1
- 2.Se5#
- 1...Rd2
- 2.Sxd2#
- 2.Se5#
- 1...Rd3
- 2.Se5#
- 1...Rd4
- 2.Se5#
- 1...Rb5
- 2.Sd2#
- 1...Rc5
- 2.Sd2#
- 1...Re5
- 2.Sd2#
- 2.Sxe5#
- 1...Rd6
- 2.Se5#
- 1...Rd7
- 2.Se5#
- 1...Rd8+!
- 1...Rd1
- 1.Rb7?
- 1...Rd1
- 2.Se5#
- 1...Rd2
- 2.Sxd2#
- 2.Se5#
- 1...Rd3
- 2.Se5#
- 1...Rd4
- 2.Se5#
- 1...Rb5
- 2.Sd2#
- 1...Rc5
- 2.Sd2#
- 1...Re5
- 2.Sd2#
- 2.Sxe5#
- 1...Rd6
- 2.Se5#
- 1...Rd7
- 2.Se5#
- 1...Rd8+!
- 1...Rd1
- 1.Qg2?
- 1...Rd1
- 2.Se5#
- 1...Rd2
- 2.Sxd2#
- 2.Se5#
- 1...Rd3
- 2.Se5#
- 1...Rd4
- 2.Se5#
- 1...Rb5
- 2.Sd2#
- 1...Rc5
- 2.Sd2#
- 1...Re5
- 2.Sd2#
- 2.Sxe5#
- 1...Rd6
- 2.Se5#
- 1...Rd7
- 2.Se5#
- 1...Rd8
- 2.Se5#
- 1...hxg2!
- 1...Rd1
- 1.Qg1?
- 1...Rd1
- 2.Qc5#
- 1...Rd2
- 2.Qc5#
- 1...Rd3
- 2.Qc5#
- 1...Rd4
- 2.Qxd4#
- 1...Rc5
- 2.Qd4#
- 2.Qxc5#
- 1...Re5
- 2.Qd4#
- 1...Rd6
- 2.Qc5#
- 1...Rd7
- 2.Qc5#
- 1...Rd8
- 2.Qc5#
- 1...Rb5!
- 1...Rd1
- 1.Bg1?
- Keys
- 1.Qb1!
- 1...Rd1
- 2.Qb5#
- 1...Rd2
- 2.Qb5#
- 1...Rd3
- 2.Qxd3#
- 2.Qb5#
- 1...Rd4
- 2.Qb5#
- 1...Rb5
- 2.Qxb5#
- 1...Rc5
- 2.Qd3#
- 1...Re5
- 2.Qd3#
- 1...Rd6
- 2.Qb5#
- 1...Rd7
- 2.Qb5#
- 1...Rd8
- 2.Qb5#
- 1...Rd1
- 1.Qb1!
FEATURES
- Static
- TYPE = MUTATE
- CHANGED MATES = 7
- ADDED MATES = 2
- REMOVED MATES = 1
- Sets
- R(f);N_GUARD::S(G)
- R(f);N_GUARD,P_PINR(K)::S(G)
- Tries
- Try
- B(I);
- Vars
- R(f);N_GUARD::S(G)
- R(f);N_GUARD,P_PINR(K)::S(G)
- Refutation
- R(f);
- Try
- B(I);
- Vars
- R(f);N_GUARD::S(G)
- R(f);N_GUARD,P_PINR(K)::S(G)
- Refutation
- R(f);
- Try
- R(K);
- Vars
- R(f);N_GUARD::S(G)
- Refutation
- R(f);CHECK
- Try
- R(K);
- Vars
- R(f);N_GUARD::S(G)
- Refutation
- R(f);CHECK
- Try
- R(K);
- Vars
- R(f);N_GUARD::S(G)
- Refutation
- R(f);CHECK
- Try
- Q(A);
- Vars
- R(f);N_GUARD::S(G)
- R(f);N_GUARD,P_PINR(K)::S(G)
- Refutation
- P(a);XQ(A)
- Try
- Q(A);
- Vars
- R(f);N_GUARD::QAR1(A)
- R(f);N_GUARD::QAR1(A),XR(f)
- R(f);N_GUARD,P_PINR(K)::QAR1(A)
- Refutation
- R(f);
- Try
- Actual
- Q(A);
- Vars
- R(f);N_GUARD::QAB1(A)
- R(f);N_GUARD::QAB1(A),XR(f)
- R(f);N_GUARD,P_PINR(K)::QAB1(A)
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