
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
Arrange the positive even numbers in 5 columns as follows:  
Column 1      Column 2     Column 3      Column 4      Column 5  
Row 1             2                 4                 6                 8  
Row 2            16                14                12                10  
Row 3            ...18             20                22                24  
...28              26  
According to the arrangement rule above, the number 2000 should be in the     row and     column.

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