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Problem Display

PID: 53336 (8/8/8/5R2/2B1N1N1/6n1/2K5/4k3 w - - 0 1)

Lebedev, Aleksandr N

The Chess Review, 1933

8/8/8/5R2/2B1N1N1/6n1/2K5/4k3

#2

5 + 2

SOLUTION

COOKED
Sets
- 1...Sf1
  - 2.Rxf1#
- 1...Sh1
  - 2.Rf1#
- 1...Sxe4
  - 2.Rf1#
- 1...Sh5
  - 2.Rf1#
Tries
- 1.Sc5?
  - 1...Sf1
    - 2.Rxf1#
  - 1...Sh1
    - 2.Rf1#
    - 2.Re5#
  - 1...Se2
    - 2.Sd3#
  - 1...Se4
    - 2.Rf1#
  - 1...Sh5
    - 2.Rf1#
    - 2.Re5#
  - 1...Sxf5!
- 1.Rf2?
  - 1...Sxe4
    - 2.Rf1#
  - 1...Sf1
    - 2.Rxf1#
    - 2.Re2#
  - 1...Sh1
    - 2.Rf1#
  - 1...Sf5
    - 2.Rf1#
  - 1...Sh5
    - 2.Rf1#
  - 1...Se2!
- 1.Rf3?
  - 1...Sxe4
    - 2.Rf1#
    - 2.Re3#
  - 1...Sf1
    - 2.Rxf1#
  - 1...Sh1
    - 2.Rf1#
    - 2.Re3#
  - 1...Sf5
    - 2.Rf1#
  - 1...Sh5
    - 2.Rf1#
    - 2.Re3#
  - 1...Se2!
- 1.Rf4?
  - 1...Sxe4
    - 2.Rf1#
    - 2.Rxe4#
  - 1...Sf1
    - 2.Rxf1#
  - 1...Sh1
    - 2.Rf1#
  - 1...Sf5
    - 2.Rf1#
  - 1...Sh5
    - 2.Rf1#
  - 1...Se2!
Keys
- 1.Sd2!
  - threat
    - 2.Sf3#
  - 1...Se2
    - 2.Rf1#
- 1.Sh2!
  - threat
    - 2.Sf3#
  - 1...Sxe4
    - 2.Rf1#
  - 1...Se2
    - 2.Rf1#
- 1.Se3!
  - threat
    - 2.Sg2#
- 1.Se5!
  - threat
    - 2.Sf3#
  - 1...Sxe4
    - 2.Rf1#
  - 1...Se2
    - 2.Sd3#
- 1.Rd5!
  - threat
    - 2.Rd1#

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