question: What are some shows that Attenborough created with the BBC Natural History Unit ?
answer: Life on Earth , The Private Life of Plants , The Blue Planet , The Life of Mammals , Planet Earth and Frozen Planet
turker_answer: Shows that Attenborough created with the BBC Natural History Unit were , Life on Earth , The Private Life of Plants , The Blue Planet , The Life of Mammals , Planet Earth and Frozen Planet .
rule-based: Some shows that Attenborough created with the BBC Natural History Unit are life on Earth , The Private Life of Plants , The Blue Planet , The Life of Mammals , Planet Earth and Frozen Planet .