
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 runners - Anton, Seryozha, and Tolya - are participating in a 100-meter race. When Anton finished, Seryozha was 10 meters behind him, and when Seryozha finished, Tolya was 10 meters behind him. How far apart were Tolya and Anton when Anton finished? (It is assumed that all the boys run at constant, but of course, unequal speeds.)

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