Please also note that Ba10-30--32 also are parallel to Ba6-12--15 etc. Perhaps Ba10-19--21 too?

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Ba10-26 Ba10-27 Ba10-28 Ba10-29 Ba10-30 Ba10-31 Ba10-32
Ha9-120 Ha9-121 Ha9-122 Ha9-123 Ha9-124 Ha9-125 Ha9-126 Ha9-127
Pa8-54 Pa8-55 Pa9-1 Pa9-2 Pa9-3 Pa9-4 Pa9-5 Pa9-6
Qa9-26 Qa9-27 Qa9-28 Qa9-29 Qa9-30 Qa9-31