
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 box contains four blue marbles, five yellow marbles, and six black marbles with no other marbles. Two marbles are randomly drawn from this box without replacement. What is the probability that these two marbles drawn will be of the same color?

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