
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
Five numbers are given in increasing order, which are the lengths of the sides of a quadrilateral (not crossed, but not necessarily convex, meaning one diagonal is not necessarily inside the polygon) and one of its diagonals $D$. These numbers are $3, 5, 7, 13,$ and $19$. What can be the length of the diagonal $D$?

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