MESON Chess Problem Database
Problem Display
PID: 212960 (b2N2B1/b3R3/3k1P2/2r2pK1/1rnP1p1N/B7/2Q3p1/6q1 w - - 0 1)
Dragoescu, Radu
The Problemist, 1987
#2
9 + 10
| 5454 | Near Snap | 2024 |
SOLUTION
- SOUND
- Sets
- 1...Rb1
- 2.Sxf5#
- 1...Rb2
- 2.Sxf5#
- 1...Rb3
- 2.Sxf5#
- 1...Ra4
- 2.Sxf5#
- 1...Rbb5
- 2.Sxf5#
- 1...Rb6
- 2.Sxf5#
- 2.Bxc5#
- 1...Rb7
- 2.Sxf5#
- 1...Rb8
- 2.Sxf5#
- 1...Rc6
- 2.Sxf5#
- 1...Rc7
- 2.Sxf5#
- 1...Rc8
- 2.Sxf5#
- 1...Bd5
- 2.Sxf5#
- 1...Se5
- 2.Sxf5#
- 1...Sb6
- 2.Qxc5#
- 1...Rb1
- Tries
- 1.Be6?
- threat
- 2.Rd7#
- 1...Rb7
- 2.Sxf5#
- 1...Rc7
- 2.Sxf5#
- 1...Bc6
- 2.Sf7#
- 1...Se5
- 2.Sxf5#
- 1...Sb6
- 2.Qxc5#
- 1...Qxd4!
- threat
- 1.Be6?
- Keys
- 1.Qxf5!
- threat
- 2.Rd7#
- 1...Rxf5+
- 2.Sxf5#
- 1...Rb7
- 2.Qd5#
- 1...Rc7
- 2.Qe6#
- 1...Bc6
- 2.Sf7#
- 1...Se5
- 2.Qe6#
- 1...Sb6
- 2.Qxc5#
- threat
- 1.Qxf5!
Anticipated by 274263(1979)
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 3
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- R(c);P_SPINR(f)::S(D),XP(g)
- R(f);N_GUARD,P_SPINR(c)::S(D),XP(g)
- B(j);S_CUTR(f)::S(D),XP(g)
- S(d);S_CUTR(f)::S(D),XP(g)
- S(d);OGATE::QAB1(A),XR(f)
- Tries
- Try
- B(I);
- Threat
- R1(G)
- Vars
- R(c);P_SPINR(f)::S(D),XP(g)
- R(f);N_GUARD,P_SPINR(c)::S(D),XP(g)
- B(j);SBLOCK::S(H)
- S(d);S_CUTR(f)::S(D),XP(g)
- S(d);OGATE::QAB1(A),XR(f)
- Refutation
- Q(a);XP(C)
- Try
- Actual
- Q(A);P_SPINQ(A),XP(g)
- Threat
- R1(G)
- Vars
- R(f);CHECK,P_SPINR(c),XQ(A)::S(D),XR(f)
- R(c);P_SPINR(f),S_CUTB(j)::QAR1(A)
- R(f);N_PINQ(A),P_SPINR(c)::QAR1(A)
- B(j);SBLOCK::S(H)
- S(d);N_PINQ(A)::QAR1(A)
- S(d);S_CUTB(i)::QAB1(A),XR(f)
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).