
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
Given five different books, consisting of two Chinese language books, two math books, and one physics book, calculate the probability that the books of the same subject are adjacent to each other when they are randomly placed side by side on the same shelf.

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