
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
Ali Baba found gold and silver coins in each of three chests; a total of 40 gold and 40 silver coins. In the first chest, there were 7 more gold coins than silver coins. In the second chest, there were 15 fewer silver coins than gold coins. Which type of coins (gold or silver) is more abundant in the third chest and by how much? Explain the answer.

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