
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
There are fifteen boxes, each containing either a white ball or a black ball, and there are no more than 12 white balls. You can choose any three boxes to ask, "Does any of these three boxes contain a white ball?" and get a truthful answer. What is the minimum number of times you need to ask to find one or more white balls?

Present the answer in LaTex format: \boxed{Your answer}
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