Based on the evidence gathered, I can provide a partial answer detailing the columns, their data types, and their meanings. ### Data Types Overview According to the database schema retrieved, **all columns are stored with the physical data type of `object`** (which typically represents strings or mixed types in systems like pandas/SQL). However, the database assigns a **semantic role** to each column (e.g., measure, descriptive, classifier, temporal, spatial, metric, identifier), which indicates its intended data type. ### Column Definitions Using the schema and the sample of 5 rows (which includes clusters like "xAI Colossus Memphis Phase 3" and "Meta 100k"), here