Retro

Goal: 1xA + 9xB[g] + 9xC[g] - B + C are grouping
Size: 15x15x5
Move: 65 (5.2.5.5.5.8.11.11.13)
More solutions, first solving time was more than 3 days.

• 
  Goal
• 
  A
• 
  B
• 
  C
• 
  B + C