Comparative and absolute advantage

Loc and Ashima are farmers. Each one owns a $14-$acre plot of land. The following table shows the amount of watermelon and zucchini each farmer can produce per year on a given acre. Each farmer chooses whether to devote all acres to producing watermelon or zucchini or to produce watermelon on some of the land and zucchini on the rest.

Watermelon

Zucch$$n$$

$($Pounds per acre$)$

$10$

$18$

$18$

$($Pounds per acre$)$

Loc

Ashima

$5$

$6$

On the following graph, use the blue line $($circle symbol$)$ to plot Loc's production possibilities frontier $($PPF$),$ and use the purple line $($diamond symbol$)$ to plot Ashima's PPF$.$

Show me how the graph looks please.