
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
In $\triangle ABC$, $D$ is a point on $BC$ such that $\frac{BD}{DC}=\frac{1}{3}$. $E$ is the midpoint of $AC$. $AD$ and $BE$ intersect at $O$, and $CO$ intersects $AB$ at $F$. Find the ratio of the area of quadrilateral $BDOF$ to the area of $\triangle ABC$.

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