
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 bag contains 5 red balls and 5 white balls. Three balls are drawn at random. Consider the following pairs of events:  
1. "Draw two red balls and one white ball" and "Draw one red ball and two white balls";
2. "Draw two red balls and one white ball" and "Draw three red balls";
3. "Draw three red balls" and "Draw three balls with at least one white ball";
4. "Draw three red balls" and "Draw three white balls".
Which pairs are mutually exclusive events? (Fill in the sequence number only).

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