{"ast_node_type":"other","tokens":[{"end":100,"kind":"keyword","start":0,"text":"//!"}]}
//! only explore values irrelevant for `r`. If we then ever reach a point where we're only exploring
//! Once we've specialized by a constructor `c` that is irrelevant for row `r`, we're guaranteed to
//! values that are irrelevant to all of the rows (including the virtual wildcard row used for