: The native HIARCS engine format, optimized for use within HIARCS Chess Explorer and HIARCS Chess Explorer Pro on both Mac and PC.
The HIARCS 15q (and broader 15-series) "Tournament Book" is built from millions of high-quality positions to ensure depth and variety: Chess Hiarcs 15q Openings Book Includes Ctg And...
The "15q" denotes the 15th generation of the Hiarcs engine, famous for its positional understanding and near-superhuman tactical vision. However, the is the brainchild of Mark Uniacke and a team of Grandmasters who spent years pruning bad lines and reinforcing dangerous attacking systems. : The native HIARCS engine format, optimized for
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