
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
In the fairy tale about the seven ravens, there were seven brothers, each born exactly a year and a half after the previous one. When the oldest brother was exactly four times as old as the youngest, their mother cursed them all. How old were the seven raven brothers when their mother cursed them?

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