diff --git a/jasper/data/utils.py b/jasper/data/utils.py
index 1f5f5b1..eda1a65 100644
--- a/jasper/data/utils.py
+++ b/jasper/data/utils.py
@@ -95,10 +95,12 @@ class ExtendedPath(type(Path())):
     """docstring for ExtendedPath."""
 
     def read_json(self):
+        print(f'reading json from {self}')
         with self.open("r") as jf:
             return json.load(jf)
 
     def write_json(self, data):
+        print(f'writing json to {self}')
         self.parent.mkdir(parents=True, exist_ok=True)
         with self.open("w") as jf:
             return json.dump(data, jf, indent=2)
diff --git a/jasper/data/validation/process.py b/jasper/data/validation/process.py
index babd49c..0f73480 100644
--- a/jasper/data/validation/process.py
+++ b/jasper/data/validation/process.py
@@ -1,6 +1,7 @@
 import json
 import shutil
 from pathlib import Path
+from enum import Enum
 
 import typer
 from tqdm import tqdm
@@ -176,6 +177,81 @@ def fill_unannotated(
         )
 
 
+class ExtractionType(str, Enum):
+    date = "dates"
+    city = "cities"
+    name = "names"
+
+
+@app.command()
+def split_extract(
+    data_name: str = typer.Option("call_alphanum", show_default=True),
+    # dest_data_name: str = typer.Option("call_aldata_namephanum_date", show_default=True),
+    dump_dir: Path = Path("./data/valiation_data"),
+    dump_file: Path = Path("ui_dump.json"),
+    manifest_dir: Path = Path("./data/asr_data"),
+    manifest_file: Path = Path("manifest.json"),
+    corrections_file: Path = Path("corrections.json"),
+    conv_data_path: Path = Path("./data/conv_data.json"),
+    extraction_type: ExtractionType = ExtractionType.date,
+):
+    import shutil
+
+    def get_conv_data(cdp):
+        from itertools import product
+
+        conv_data = json.load(cdp.open())
+        days = [str(i) for i in range(1, 32)]
+        months = conv_data["months"]
+        day_months = {d + " " + m for d, m in product(days, months)}
+        return {
+            "cities": set(conv_data["cities"]),
+            "names": set(conv_data["names"]),
+            "dates": day_months,
+        }
+
+    dest_data_name = data_name + "_" + extraction_type.value
+    data_manifest_path = manifest_dir / Path(data_name) / manifest_file
+    conv_data = get_conv_data(conv_data_path)
+    extraction_vals = conv_data[extraction_type.value]
+
+    manifest_gen = asr_manifest_reader(data_manifest_path)
+    dest_data_dir = manifest_dir / Path(dest_data_name)
+    dest_data_dir.mkdir(exist_ok=True, parents=True)
+    (dest_data_dir / Path("wav")).mkdir(exist_ok=True, parents=True)
+    dest_manifest_path = dest_data_dir / manifest_file
+    dest_ui_dir = dump_dir / Path(dest_data_name)
+    dest_ui_dir.mkdir(exist_ok=True, parents=True)
+    dest_ui_path = dest_ui_dir / dump_file
+    dest_correction_path = dest_ui_dir / corrections_file
+
+    def extract_manifest(mg):
+        for m in mg:
+            if m["text"] in extraction_vals:
+                shutil.copy(m["audio_path"], dest_data_dir / Path(m["audio_filepath"]))
+                yield m
+
+    asr_manifest_writer(dest_manifest_path, extract_manifest(manifest_gen))
+
+    ui_data_path = dump_dir / Path(data_name) / dump_file
+    corrections_path = dump_dir / Path(data_name) / corrections_file
+    ui_data = json.load(ui_data_path.open())["data"]
+    file_ui_map = {Path(u["audio_filepath"]).stem: u for u in ui_data}
+    corrections = json.load(corrections_path.open())
+
+    extracted_ui_data = list(filter(lambda u: u["text"] in extraction_vals, ui_data))
+    ExtendedPath(dest_ui_path).write_json(extracted_ui_data)
+
+    extracted_corrections = list(
+        filter(
+            lambda c: c["code"] in file_ui_map
+            and file_ui_map[c["code"]]["text"] in extraction_vals,
+            corrections,
+        )
+    )
+    ExtendedPath(dest_correction_path).write_json(extracted_corrections)
+
+
 @app.command()
 def update_corrections(
     data_name: str = typer.Option("call_alphanum", show_default=True),
@@ -188,7 +264,7 @@ def update_corrections(
     skip_incorrect: bool = True,
 ):
     data_manifest_path = manifest_dir / Path(data_name) / manifest_file
-    corrections_path = manifest_dir / Path(data_name) / corrections_file
+    corrections_path = dump_dir / Path(data_name) / corrections_file
 
     def correct_manifest(manifest_data_gen, corrections_path):
         corrections = json.load(corrections_path.open())