grave / tomb / CL:座[zuo4] / embankment / mound / ancient book
坟
=
土
+
文
:
Frankenstein's Monster (f) is digging its own grave (坟) right in the encampment's kitchen ((e)n2). While digging the grave it piles up a lot of dirt (土) which forms a small mound. Frankenstein's Monster plans to use a thick book (文) as a tombstone.