
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
In a summer camp, there are 225 schoolchildren. Some children are acquainted with each other, while others are not. It is known that among any six schoolchildren, there are three non-overlapping pairs of acquaintances. What is the minimum number of pairs of acquaintances among the schoolchildren in the camp?

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