Drop multi-title synthetic templates

tools/schema_v2_synthetic_augment/src/main.rs

@@ -697,6 +697,15 @@ fn build_numeric_record(recipe: &Recipe, title: &str, variant: usize) -> Option<
     if classes.len() != recipe.roles.len() {
         return None;
     }
+    if recipe
+        .roles
+        .iter()
+        .filter(|role| role.as_str() == "TITLE")
+        .count()
+        != 1
+    {
+        return None;
+    }
     let mut builder = CharBuilder::default();
     let mut previous_role = "";
     for (class_name, role) in classes.iter().zip(recipe.roles.iter()) {
@@ -1412,6 +1421,24 @@ mod tests {
         );
     }
 
+    #[test]
+    fn numeric_generation_drops_multi_title_templates() {
+        let recipe = Recipe {
+            template_id: "tpl_multi_title".to_string(),
+            template: "TEXT SEP TEXT SEP EPISODE".to_string(),
+            roles: vec![
+                "TITLE".to_string(),
+                "O".to_string(),
+                "TITLE".to_string(),
+                "O".to_string(),
+                "EPISODE".to_string(),
+            ],
+            confidence: Some("high".to_string()),
+            _count: Some(1),
+        };
+        assert!(build_numeric_record(&recipe, "91 Days", 0).is_none());
+    }
+
     #[test]
     fn path_title_season_episode_labels_are_projected() {
         let base = char_record_from_spans(