## "Potential Hardest" 13

Post puzzles for others to solve here.

### "Potential Hardest" 13

Code: Select all
`+-------+-------+-------+| . . . | . . 1 | . . . || . . 2 | 3 . . | 1 4 . || . 3 . | 5 . . | 2 . 6 |+-------+-------+-------+| . 7 5 | . . . | . . . || . . . | . . . | . . . || 2 . . | 1 . . | 5 . 7 |+-------+-------+-------+| . . 7 | 6 . . | 3 . 2 || 6 . . | . . . | . 8 . || 3 . . | . . 9 | . . . |+-------+-------+-------+.....1.....23..14..3.5..2.6.75...............2..1..5.7..76..3.26......8.3....9...`

(As a reminder, these are puzzles which are rated 11+ by SE, but fall to some advanced technique not implemented by SE.)
mith

Posts: 369
Joined: 14 July 2020

### Re: "Potential Hardest" 13

Double Exocet :

r4c1 r5c1 r3c3 r7c2 1489
r8c3 r9c3 r3c1 r6c2 1489

29 Eliminations, btte

No time to detail, off to XMAS lunch. Merry Christmas to all

Leren
Leren

Posts: 4006
Joined: 03 June 2012

### Re: "Potential Hardest" 13

Code: Select all
` +---------------------------+-------------------------------+-------------------------+ |  4789-5  56-489  489-6    |  24789   267-489    1         |  789    357-9   3589    |  |  789-5   56-89   2        |  3       67-89      67-8      |  1      4       589     |  | T1489-7  3      t1489     |  5      <4789      <478       |  2     <79      6       |  +---------------------------+-------------------------------+-------------------------+ | b1489    7       5        |  2489    236-489    236-48    |  4689   1236-9  13489   |  | b1489    1489-6  36-1489  |  24789   23567-489  234567-48 |  4689   1236-9  13489   |  |  2      T489-6   36-489   |  1      <34689     <3468      |  5     <369     7       |  +---------------------------+-------------------------------+-------------------------+ |  5-1489 t1489-5  7        |  6      <1458      <458       |  3     <159     2       |  |  6       1249-5 B149      |  247     12357-4    2357-4    |  479    8       1459    |  |  3       1248-5 B148      |  2478    1257-48    9         |  467    1567    145     |  +---------------------------+-------------------------------+-------------------------+`

Double JE
(1489)JE4: r45c1, r3c3, r7c2; r89c3, r3c1, r6c2
Eliminations:
-7 r3c1, -6r6c2, -5r7c2 (NBD in target cells)
-6 r1c3, -5 r89c2, - 5r12c1, -6 r5c2 (NBD in mirror nodes with anther locked NBD)
-1489 r56c3, r7c1 (in sight of all 4 base cells)
-489 r12c2 (in sight of all 4 target cells)
-489 r124589c5, -48 r2458c6, -9 r145c8 (True BD in sight of 2 S-cells);
basics to the end.
Cenoman
Cenoman

Posts: 1576
Joined: 21 November 2016
Location: Paris, France