
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
The school plans to use the first, second, and third classes on Friday afternoon to hold special lectures on four subjects: Chinese, Mathematics, English, and Science Comprehensive. Each subject has one class, and each class must have at least one subject. Mathematics and Science Comprehensive cannot be arranged in the same class. There are a total of \_\_\_\_\_\_ different arrangements.

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