_:nb5bdf565321e4792a4e258d18794e192xb14
<http://schema.org/text>
"Looks like that has something to do with the lowered ceiling above the battlements - which was probably done to cage the cacodemon. A related issue that Dragonsbrethren noted (\"The lowered sky ceiling over the castle blocks parts of the castle behind it in GL\") appears to be due to redundant upper textures being rendered as part of the sky."
<https://www.doomworld.com/forum/topic/31039-prboom-plus-ver-2514/?page=63&tab=comments#comment-1128796>