
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
Bill is sent to a bakery to purchase exactly seven cupcakes. If the bakery has five types of cupcakes and Bill is to get at least one of each of the first four types, how many combinations will satisfy Bill's order requirements?

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