Maestro n° 103 : Page 47 - Gr 44

XY-Chain Eclate Renforce

r3c8 -5- r3c1 +6+ r8c3 -1- r9c2 -8 => r9c8 ≠ 8. The candidates 6 in cells r37c2 used as strong link for the indirect link r3c1 +6+ r8c3