Bosch's wild hallucinations presage similar psychological explorations 400 years later by Salvador Dali.
The work of Basch and Dali was mild, subdued, and realist in nature. 
mnli hypothesis: The work of Basch and Dali was mild, subdued, and realist in nature.  premise: Bosch's wild hallucinations presage similar psychological explorations 400 years later by Salvador Dali.