
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 the curve $C: \begin{cases} x= \sqrt {2}\cos\phi \\ y=\sin\phi\end{cases}$, where $O$ is the coordinate origin, and $M$ is a point on the curve $C$. The angle between $OM$ and the positive half of the $x$-axis is $\frac {\pi}{3}$. Find the value of $\tan\phi=\_\_\_\_\_\_.$

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