Solving Script Hell 32 Hidden single 4 in row 4 (r4c2=4) r4c2<>1 r4c2<>5 r4c2<>7 r7c2<>4 Hidden single 5 in row 4 (r4c7=5) r4c7<>1 r4c7<>6 r4c7<>7 r5c7<>5 r5c9<>5 r7c7<>5 r8c7<>5 Hidden single 7 in row 4 (r4c8=7) r4c8<>1 r4c8<>6 r6c8<>7 Hidden single 1 in row 4 (r4c6=1) r4c6<>6 r5c5<>1 r6c6<>1 r7c6<>1 r8c6<>1 Hidden single 6 in row 4 (r4c4=6) r6c4<>6 r6c6<>6 r7c4<>6 r8c4<>6 Hidden single 9 in row 5 (r5c5=9) r3c5<>9 r5c5<>3 r7c5<>9 r9c5<>9 Hidden single 7 in row 9 (r9c5=7) r9c5<>1 r9c5<>4 Hidden single 1 in col 5 (r7c5=1) r7c2<>1 r7c3<>1 r7c5<>3 r7c5<>4 r7c7<>1 r7c8<>1 Hidden single 3 in col 8 (r3c8=3) r3c1<>3 r3c2<>3 r3c3<>3 r3c4<>3 r3c5<>3 r3c8<>2 r3c8<>4 r3c8<>6 r3c8<>8 Hidden single 3 in col 5 (r1c5=3) r1c1<>3 r1c2<>3 r1c5<>4 r1c6<>3 r2c4<>3 r2c6<>3 Hidden single 4 in row 1 (r1c7=4) r1c7<>6 r1c7<>7 r1c7<>8 r3c7<>4 r7c7<>4 r8c7<>4 Hidden single 7 in row 1 (r1c2=7) r1c2<>5 r1c2<>8 r2c2<>7 r2c3<>7 r6c2<>7 Hidden single 7 in row 2 (r2c7=7) r2c7<>2 r2c7<>8 Hidden single 7 in row 6 (r6c3=7) r6c3<>1 r6c3<>3 r6c3<>6 Hidden single 4 in col 5 (r3c5=4) r3c4<>4 Naked double row 6 - 38 r6c1<>3 r6c2<>3 r6c8<>8 Naked single 1 row 6 column 2 (r6c2=1) r2c2<>1 r5c1<>1 r5c2<>1 r5c3<>1 r6c1<>1 r6c8<>1 Hidden single 1 in row 2 (r2c3=1) r2c3<>3 r2c3<>8 r8c3<>1 r9c3<>1 Hidden single 3 in row 2 (r2c2=3) r2c2<>8 r2c2<>9 r5c2<>3 r7c2<>3 Naked single 5 row 5 column 2 (r5c2=5) r3c2<>5 r5c1<>5 r5c3<>5 r7c2<>5 Naked Triplets 268 in column 9 r7c9<>2 r7c9<>6 r7c9<>8 r9c9<>8 Locked candidate (8) in box 1 r3c4<>8 r3c7<>8 Locked candidate (9) in box 1 r3c4<>9 Locked candidate (8) in box 3 r5c9<>8 Naked double box 6 - 26 r5c7<>2 r5c7<>6 r5c8<>2 r5c8<>6 ER_Row1 = 1 Row2 = 5 col1 = 1 col2 = 9 digit = 6 target = 59 hinge = 51 r5c9<>6 Hidden single 6 in col 9 (r1c9=6) r1c1<>6 r1c9<>8 r3c7<>6 Hidden single 8 in row 1 (r1c6=8) r1c6<>5 r2c4<>8 r2c6<>8 r6c6<>8 Hidden single 5 in row 1 (r1c1=5) r3c1<>5 r3c3<>5 r8c1<>5 r9c1<>5 Hidden single 8 in row 2 (r2c9=8) r2c9<>2 Hidden single 2 in row 2 (r2c4=2) r2c4<>9 r3c4<>2 Hidden single 9 in row 2 (r2c6=9) r7c6<>9 r8c6<>9 Hidden single 2 in row 3 (r3c7=2) r7c7<>2 Hidden single 5 in row 3 (r3c4=5) r7c4<>5 r8c4<>5 r9c4<>5 Hidden single 8 in row 6 (r6c4=8) r6c4<>3 Hidden single 3 in row 6 (r6c6=3) r7c6<>3 r8c6<>3 Hidden single 2 in row 7 (r7c8=2) r6c8<>2 r7c8<>4 r7c8<>6 r7c8<>8 Hidden single 2 in row 6 (r6c1=2) r5c1<>2 r6c1<>6 Hidden single 2 in row 5 (r5c9=2) Hidden single 6 in row 6 (r6c8=6) r8c8<>6 Hidden double row 7 - 34 r7c3<>5 r7c3<>8 r7c4<>9 XY-Chain 91 58 digit = 1 r9c8<>1 Hidden single 1 in row 9 (r9c1=1) r8c1<>1 r9c1<>9 XY-Chain 53 31 digit = 6 r3c3<>6 r5c1<>6 Hidden single 6 in row 3 (r3c1=6) r3c1<>9 Hidden single 9 in row 3 (r3c2=9) r3c2<>8 r7c2<>9 Hidden single 8 in row 3 (r3c3=8) r9c3<>8 Hidden single 6 in row 5 (r5c3=6) r5c3<>3 Hidden single 3 in row 5 (r5c1=3) r8c1<>3 Hidden single 9 in row 7 (r7c9=9) r7c9<>5 r9c9<>9 Hidden single 5 in row 7 (r7c6=5) r7c6<>6 r8c6<>5 Hidden single 6 in row 7 (r7c7=6) r7c7<>8 r8c7<>6 Hidden single 8 in row 7 (r7c2=8) Hidden single 5 in row 8 (r8c3=5) r8c3<>3 r8c3<>4 r9c3<>5 Hidden single 3 in row 8 (r8c4=3) r7c4<>3 r8c4<>4 r8c4<>9 Hidden single 3 in row 7 (r7c3=3) r7c3<>4 Hidden single 4 in row 7 (r7c4=4) r9c4<>4 Hidden single 4 in row 8 (r8c8=4) r8c8<>1 r9c8<>4 Hidden single 1 in row 8 (r8c7=1) r5c7<>1 Hidden single 1 in row 5 (r5c8=1) r5c8<>8 Hidden single 8 in row 5 (r5c7=8) Hidden single 6 in row 8 (r8c6=6) Hidden single 9 in row 8 (r8c1=9) Hidden single 4 in row 9 (r9c3=4) Hidden single 5 in row 9 (r9c9=5) Hidden single 8 in row 9 (r9c8=8) Hidden single 9 in row 9 (r9c4=9)