
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
Al, Bert, and Carl are the winners of a school prize draw, winning a box of candies to be divided in a ratio of $4:3:2$, respectively. Assuming each one takes what he believes to be the correct fraction based on the total amount initially present, calculate the amount of the candy that goes unclaimed.

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