
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
To estimate the population of a certain species of wildlife within a nature reserve, the researchers captured and tagged 1,200 individuals of that species and released them back into the wild. One week later, the researchers captured 1,000 individuals of the same species, of which 100 had been tagged. Estimate the total population of that species in the reserve.

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