Believe Me, This Is Going To Make You Sweat!.the Best Of Puzzles.

There are three boxes which each contain two marbles: one has two white, one has two black and one has one white and one black marble. Each of the boxes also is labelled as to its content, but each label is incorrect. What is the fewest number of marble you could remove from the boxes and look at in order to definitely determine the content of all the three boxes?
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Rules..

The next logic puzzle will only come up when there is an answer to the existing puzzle...
Answers provided may require explanation.

You are allowed to cheat....lol

let the game begin.....