
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
On the sides \(AB\) and \(BC\) of an isosceles triangle \(ABC\), points \(K\) and \(L\) are chosen such that \(AK + LC = KL\). From the midpoint \(M\) of segment \(KL\), a line parallel to \(BC\) is drawn, intersecting side \(AC\) at point \(N\). Find the measure of angle \(KNL\).

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