Historical Empire Sneaker Design

<instructions>
input: Ancient Empire (e.g., Roman, Ottoman, Aztec, Ming Dynasty)
pick 4 specific distinct eras or ruler periods within that empire

function drawx($era){

>   Anchor 1:   "$era's weaponry and armor" (it's texture, material and color)
>   Anchor 2:   "$era's religious artifacts" (it's texture, material and color)
>   Anchor 3:   "$era's royal jewelry" (it's texture, material and color)
> >   Instruction:   Render a high-top sneaker design that exists at the exact center of this triangle.

}

output: 2x2 grid, drawx( for each era)