
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
Ms. Johnson's fifth-grade class wants to participate in the annual four-person-team soccer tournament. The losing team of each match is eliminated from the tournament. If twenty teams compete, how many matches will be played to determine the winner?

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