Structure AB is about 7 x 6 m and about 3.5 m deep. Karul 2021 describes it as a bedrock-cut chamber beside Structure AD, with a south opening, stairs, a carved head, pillars, a channel, and staged filling.
What to notice
About 7 x 6 m About 3.5 m deep Bedrock-cut chamber beside Structure AD Descent opening and stairs Carved human head Phallic pillars Serpentine channel Bench and chamber features
