
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 parking lot has a row of eight parking spaces numbered from 1 to 8. Now, 2 trucks and 2 cars are to be parked at the same time, with each parking space accommodating at most one vehicle. If vehicles of the same type must be parked in adjacent parking spaces, there are a total of ______ parking arrangements.

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