
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 rabbit bought for her seven rabbit kits seven drums of different sizes and seven pairs of drumsticks of different lengths. If a rabbit kit sees that both its drum is bigger and its drumsticks are longer than those of one of its brothers, it starts drumming loudly. What is the maximum number of rabbit kits that can start drumming?

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