
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
There are 20 points distributed on a circle, and 10 chords are drawn such that no two chords share endpoints and no two chords intersect. How many different ways are there to draw these chords?


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