
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
A person is walking parallel to railway tracks at a constant speed. A train also passes by this person at a constant speed. The person noticed that depending on the direction of the train's movement, it takes either $t_{1}=1$ minute or $t_{2}=2$ minutes to pass by him. Determine how long it would take for the person to walk from one end of the train to the other.

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