MESON Chess Problem Database
Problem Display
PID: 8587 (2B1Kn2/2p1Q3/8/k6r/p7/N3p3/1R1b4/2r5 w - - 0 1)
Froberg, Johan Hilding Laurentius
Springaren, 1979
#3
5 + 8
SOLUTION
- SOUND
- Sets
- 1...Ra1
- 2.Sc4#
- 2.Qxc7#
- 1...Rb1
- 2.Sc4#
- 2.Qxc7#
- 1...Rd1
- 2.Sc4#
- 2.Qxc7#
- 1...Re1
- 2.Sc4#
- 2.Qxc7#
- 1...Rf1
- 2.Sc4#
- 2.Qxc7#
- 1...Rg1
- 2.Sc4#
- 2.Qxc7#
- 1...Rch1
- 2.Sc4#
- 2.Qxc7#
- 1...Rc3
- 2.Qb4#
- 1...Rc4
- 2.Sxc4#
- 1...Rcc5
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Rb5+
- 1...Rhh1
- 2.Rb5#
- 1...Rh2
- 2.Rb5#
- 1...Rh3
- 2.Rb5#
- 1...Rh4
- 2.Rb5#
- 1...Rb5
- 2.Rxb5#
- 1...Rhc5
- 2.Qxc7+
- 2...Rxc7
- 3.Rb5#
- 2...Rxc7
- 2.Qxc7+
- 1...Re5
- 2.Qxe5+
- 2...Rc5
- 3.Sc4#
- 3.Qxc5#
- 2...c5
- 3.Rb5#
- 3.Qc7#
- 2...Rc5
- 2.Qxe5+
- 1...Rg5
- 2.Qxg5+
- 2...Rc5
- 3.Sc4#
- 3.Qxc5#
- 2...c5
- 3.Rb5#
- 3.Qd8#
- 2...Rc5
- 2.Qxg5+
- 1...Rh6
- 2.Rb5#
- 1...Rh7
- 2.Rb5#
- 1...Rh8
- 2.Rb5#
- 1...Bc3
- 2.Sc4#
- 2.Qxc7#
- 1...Bb4
- 2.Qxb4#
- 1...c5
- 2.Rb5#
- 2.Qd8#
- 2.Qa7#
- 2.Qc7#
- 1...c6
- 2.Qd8#
- 2.Qa7#
- 2.Qc7#
- 1...Ra1
- Tries
- 1.Rb7?
- threat
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 2...Kb6
- 2.Ra7+
- 1...Ra1
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 3.Qxc7#
- 2...Kb6
- 2.Qxc7+
- 2...Ka6
- 3.Rb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 3.Rb8#
- 3.Qb6#
- 2...Ka6
- 2.Rb5+
- 1...Rb1
- 2.Rxb1
- threat
- 3.Sc4#
- 3.Qxc7#
- 2...Rc5
- 3.Qxc5#
- threat
- 2.Rb5+
- 2...Rbxb5
- 3.Sc4#
- 2...Rhxb5
- 3.Sc4#
- 2...Rbxb5
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 3.Qxc7#
- 2...Kb6
- 2.Qxc7+
- 2...Ka6
- 3.Rxb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 2...Rb6
- 3.Qxb6#
- 2...Ka6
- 2.Rxb1
- 1...Rd1
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 3.Qxc7#
- 2...Kb6
- 2.Qxc7+
- 2...Ka6
- 3.Rb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 3.Rb8#
- 3.Qb6#
- 2...Ka6
- 2.Rb5+
- 1...Re1
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 3.Qxc7#
- 2...Kb6
- 2.Qxc7+
- 2...Ka6
- 3.Rb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 3.Rb8#
- 3.Qb6#
- 2...Ka6
- 2.Rb5+
- 1...Rf1
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 3.Qxc7#
- 2...Kb6
- 2.Qxc7+
- 2...Ka6
- 3.Rb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 3.Rb8#
- 3.Qb6#
- 2...Ka6
- 2.Rb5+
- 1...Rg1
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 3.Qxc7#
- 2...Kb6
- 2.Qxc7+
- 2...Ka6
- 3.Rb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 3.Rb8#
- 3.Qb6#
- 2...Ka6
- 2.Rb5+
- 1...Rch1
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 3.Qxc7#
- 2...Kb6
- 2.Qxc7+
- 2...Ka6
- 3.Rb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 3.Rb8#
- 3.Qb6#
- 2...Ka6
- 2.Rb5+
- 1...Rcc5
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Rb5+
- 1...Rc6
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 2...Ra6
- 3.Rxa6#
- 2...Kb6
- 2.Ra7+
- 1...Rhc5
- 2.Qxc7+
- 2...Ka6
- 3.Rb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 3.Rb8#
- 3.Qb6#
- 2...Rxc7
- 3.Rb5#
- 2...Ka6
- 2.Qxc7+
- 1...Bc3
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Ra7+
- 2...Kb6
- 3.Ra6#
- 3.Qxc7#
- 2...Kb6
- 2.Qxc7+
- 2...Ka6
- 3.Rb1#
- 3.Rb2#
- 3.Rb3#
- 3.Rb4#
- 3.Rb5#
- 3.Ra7#
- 3.Rb8#
- 3.Qb6#
- 2...Ka6
- 2.Rb5+
- 1...Ka6!
- threat
- 1.Qg5+?
- 1...Rc5
- 2.Sc4#
- 1...c5
- 2.Rb5#
- 2.Qd8#
- 1...Rxg5!
- 1...Rc5
- 1.Qd6?
- threat
- 2.Qa6#
- 1...Re5+
- 2.Qxe5+
- 2...Rc5
- 3.Sc4#
- 3.Qxc5#
- 2...c5
- 3.Rb5#
- 3.Qc7#
- 2...Rc5
- 2.Qxe5+
- 1...Rc6
- 2.Sc4+
- 2...Rxc4
- 3.Qa6#
- 2...Rxc4
- 2.Sc4+
- 1...cxd6!
- threat
- 1.Qf6?
- threat
- 2.Qa6#
- 1...Re5+
- 2.Qxe5+
- 2...Rc5
- 3.Sc4#
- 3.Qxc5#
- 2...c5
- 3.Rb5#
- 3.Qc7#
- 2...Rc5
- 2.Qxe5+
- 1...Rc6
- 2.Sc4+
- 2...Rxc4
- 3.Qa6#
- 2...Rxc4
- 2.Sc4+
- 1...Se6!
- threat
- 1.Qe4?
- threat
- 2.Qa8#
- 1...Re5+
- 2.Qxe5+
- 2...Rc5
- 3.Sc4#
- 3.Qxc5#
- 2...c5
- 3.Rb5#
- 3.Qc7#
- 2...Rc5
- 2.Qxe5+
- 1...Rc6
- 2.Sc4+
- 2...Rxc4
- 3.Qa8#
- 2...Rxc4
- 2.Sc4+
- 1...Rd5
- 2.Qxd5+
- 2...Rc5
- 3.Sc4#
- 3.Qa8#
- 3.Qxc5#
- 2...c5
- 3.Rb5#
- 3.Qa8#
- 3.Qd8#
- 2...Rc5
- 2.Qxd5+
- 1...c6!
- threat
- 1.Qe5+?
- 1...Rc5
- 2.Sc4#
- 1...c5
- 2.Rb5#
- 2.Qc7#
- 1...Rxe5+!
- 1...Rc5
- 1.Rb7?
- Keys
- 1.Rb8!
- threat
- 2.Ra8+
- 2...Kb6
- 3.Ra6#
- 2...Kb6
- 2.Ra8+
- 1...Rcc5
- 2.Rb5+
- 2...Rxb5
- 3.Sc4#
- 2...Rxb5
- 2.Rb5+
- 1...Rc6
- 2.Ra8+
- 2...Kb6
- 3.Ra6#
- 2...Ra6
- 3.Rxa6#
- 2...Kb6
- 2.Ra8+
- 1...Rhc5
- 2.Qxc7+
- 2...Rxc7
- 3.Rb5#
- 2...Rxc7
- 2.Qxc7+
- threat
- 1.Rb8!
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