Bullet points missing?

[yfiua]

import pandas as pd
import wikipediaapi
from IPython.display import HTML

wiki_en = wikipediaapi.Wikipedia('en', extract_format=wikipediaapi.ExtractFormat.HTML)
page_mannheim = wiki_en.page('Mannheim')
HTML(page_mannheim.text)

All bullet points under sections "Twin towns – sister cities" and "Notable people" are missing, but not the ones under e.g. "Main sights".

Data is returned from the API:

Do you have any idea?