You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "when did the anti smacking law came in?" whose answer is 21 June 2007.
Each document should contain about 30 words, and these documents should contain useful information.

Query: when did new zealand implement anti-smacking law
Useful Output:

Doc 1: Reports of concerns about smacking · Parental control – section 59 of Crimes Act 1961 · Overview of the intake decision response tool · Child
Doc 2: AN ANALYSIS OF NEW ZEALAND'S 2007 ANTI-SMACKING LAW. DEFYING HUMAN NATURE  The anti-smacking law has targeted law-abiding parents. An
Doc 3: It's a decade this month since one of the most controversial law changes was introduced - what became known as the anti-smacking law.
Doc 4: Anti-smacking legislation that prohibited the use of physical punishment of children was introduced in New Zealand in 2007.
Doc 5: In an effort to improve child health outcomes in New Zealand, the Government introduced anti-smacking legislation in 2007 that prohibited the