Add v4-parity-primes-pairs-66-precomputed-oracle: 19 menu-hole train rules (suit constants, positive rank sets, parity forms, pair-position suit/rank composition); oracle columns recomputed for 57-rule pool

Add v3-menu-holes-57-precomputed-oracle: 19 menu-hole train rules (suit constants, positive rank sets, parity forms, pair-position suit/rank composition); oracle columns recomputed for 57-rule pool

Add precomputed oracle task metrics

Add dataset card

Publish HF-style Eleusis rules dataset

initial commit