
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
Given that Jack's house is located at the origin, Jill's house is two blocks east and four blocks north, and there is a forbidden intersection one block north and two blocks east of Jack's house, calculate the number of ways to reach Jill's house by biking a total of seven blocks.

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