
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
Determine the number of distinct schedules for one day's classes that a class can have, assuming there are six subjects—Chinese, Mathematics, Politics, English, Physical Education, and Art—with one period for each. The constraints are that the Mathematics period must be one of the first three periods, and English must not be in the sixth period.

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