CREATE TABLE "18_k_gold_proof_lunar_hologram_coin_seri" (
  "year" real,
  "theme" text,
  "artist" text,
  "composition" text,
  "mintage" real,
  "issue_price" text
);

Question: What was the theme when the issue price was $508.95?
SQL: SELECT "theme" FROM "18_k_gold_proof_lunar_hologram_coin_seri" WHERE "issue_price"='$508.95';

Question: What's the mintage when the theme was year of the rabbit?
SQL: SELECT "mintage" FROM "18_k_gold_proof_lunar_hologram_coin_seri" WHERE "theme"='year of the rabbit';

Question: What year was the year of the pig theme?
SQL: SELECT "year" FROM "18_k_gold_proof_lunar_hologram_coin_seri" WHERE "theme"='year of the pig';

Question: Who was the artist for the year of the snake?
SQL: SELECT "artist" FROM "18_k_gold_proof_lunar_hologram_coin_seri" WHERE "theme"='year of the snake';