
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
Three tour guides are leading nine tourists, and three of the tourists have special items. Each tourist must choose one of the guides, but with the condition that each guide must lead at least one tourist, and at least one tourist with a special item. How many different groupings of guides and tourists are possible?

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