BreadcrumbList schema is incomplete
I tested a few pages to see what their BreadcrumbList output looked like and noticed they aren't getting the full structure.
For example, this page should be deeper than level 1:
[
{
"@context":"http://schema.org",
"@type":"BreadcrumbList",
"itemListElement":[
{
"@type":"ListItem",
"position":1,
"item":{
"@id":"https://sanford-acceptance.cloud.duke.edu/admissions/midp-admissions",
"name":"MIDP Admissions"
}
}
]
},
]