
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
Five people are standing in a line, each wearing a different hat numbered $1, 2, 3, 4, 5$. Each person can only see the hats of the people in front of them. Xiao Wang cannot see any hats; Xiao Kong can only see hat number 4; Xiao Tian cannot see hat number 3 but can see hat number 1; Xiao Yan sees three hats but does not see hat number 3; Xiao Wei sees hats numbered 3 and 2. What number hat is Xiao Tian wearing?

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