Step-by-Step Solution
for Friday 14th March Diabolical
Before
Step
After
For box 6, candidates for 2 are all in row 4, so you can remove candidates from other blocks.
Candidates for 3 in boxes 5 and 6 force the candidates in box 4 to be in the remaining line.
For box 2, candidates for 2 are all in row 2, so you can remove candidates from other blocks.
For box 6, candidates for 3 are all in column 8, so you can remove candidates from other blocks.
Candidates for 1 in boxes 1 and 3 force the candidates in box 2 to be in the remaining line.
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