Birthday Prize

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Across
  1. 2. Precious green stone
  2. 5. The last supper painter
  3. 6. The final frontier
  4. 7. An ancient Mesopotamian city, considered to be one of the world’s first major urban centers, was famously ruled by King Gilgamesh according to Sumerian mythology?
Down
  1. 1. A food that is commonly known for having layers and making you cry?
  2. 3. A Shakespearean tragedies King
  3. 4. A German theoretical physicist, awarded the Nobel Prize in Physics in 1932, is best known for the development of quantum mechanics and the uncertainty principle?