
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
Xiaoming plays a new type of flying chess on the computer. If the dice shows a black number, it means to move backward; if it shows a red number, it means to move forward (for example: black 2 means to move back 2 steps, red 3 means to move forward 3 steps). He rolled the dice 5 times, getting black 5, red 4, red 2, black 3, and red 1, respectively. After moving, he found himself on the 6th square. Which square was he on before the first roll?

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