Red to move:
Highlight the space below for solution:
1. H4+3 A4-5 ( preventing the discovered check resulting in chariot captures chariot .)
2. R4-2 + ( discovered check ) K5=4
3. R4=6+ R2=4 ( …A5+4 4. R6=8 )
4. C6+3 (xR) A5+4
5. R6+1 (xA) checkmate
Red to move:
Highlight the space below for solution:
1. H4+3 A4-5 ( preventing the discovered check resulting in chariot captures chariot .)
2. R4-2 + ( discovered check ) K5=4
3. R4=6+ R2=4 ( …A5+4 4. R6=8 )
4. C6+3 (xR) A5+4
5. R6+1 (xA) checkmate