
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 train travels at a constant speed. When it passes through a tunnel that is $860m$ long, the entire train is inside the tunnel for $22s$. When the train travels at the same speed across a bridge that is $790m$ long, it takes $33s$ from the moment the front of the train gets on the bridge to the moment the end of the train leaves the bridge. What is the length of the train?

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