diff --git a/misc/all-graph/02-dump_igraph.py b/misc/all-graph/02-dump_igraph.py
index bbb608a..9a15cf0 100755
--- a/misc/all-graph/02-dump_igraph.py
+++ b/misc/all-graph/02-dump_igraph.py
@@ -5,7 +5,7 @@ import json
 import igraph as ig
 
 
-def dump_igraph(graph: dict[str, dict]) -> ig.Graph:
+def dump_graph(graph: dict[str, dict]) -> ig.Graph:
     index_map = {x: i for i, x in enumerate(graph)}
     g = ig.Graph(len(graph))
     for index, (layout, info) in enumerate(graph.items()):
@@ -15,13 +15,38 @@ def dump_igraph(graph: dict[str, dict]) -> ig.Graph:
     return g
 
 
+def dump_sub_graph(graph: dict[str, dict], target: str) -> ig.Graph:
+    cases = [x for x, info in graph.items() if target in info['pivots']]
+    assert sorted(cases) == cases
+
+    index_map = {x: i for i, x in enumerate(cases)}
+    g = ig.Graph(len(cases))
+
+    for index, layout in enumerate(cases):
+        info = graph[layout]
+        g.vs[index]['code'] = layout
+        g.vs[index]['step'] = info['step']
+
+        for x in info['next']:
+            assert x in index_map
+            g.add_edge(index, index_map[x])
+
+    return g
+
+
 def convert_ig(file: str, output: str) -> None:
     raw = json.loads(open(file).read())
-    dump_igraph(raw['graph']).write_pickle(output)
+    g_main = dump_graph(raw['graph'])
+    g_main.write_pickle(f'{output}.pkl')
+
+    for layout, sub_tag in raw['targets'].items():
+        print(layout, sub_tag)
+        g = dump_sub_graph(raw['graph'], layout)
+        g.write_pickle(f'{output}-{sub_tag}_{layout}.pkl')
 
 
 if __name__ == '__main__':
     for name in sorted(os.listdir('output-json')):
         name = name.removesuffix('.json')
         print(name)
-        convert_ig(f'output-json/{name}.json', f'output-ig/{name}.pickle')
+        convert_ig(f'output-json/{name}.json', f'output-ig/{name}')
diff --git a/misc/all-graph/compare_ig.py b/misc/all-graph/compare_ig.py
deleted file mode 100644
index 828b60a..0000000
--- a/misc/all-graph/compare_ig.py
+++ /dev/null
@@ -1,28 +0,0 @@
-#!/usr/bin/env python3
-
-import os
-import igraph as ig
-
-
-def compare(file_1: str, file_2: str) -> None:
-    print(f'{file_1} vs {file_2}')
-    g1 = ig.Graph.Read_Pickle(file_1)
-    g2 = ig.Graph.Read_Pickle(file_2)
-
-    assert g1.vcount() == g2.vcount()
-    assert g1.ecount() == g2.ecount()
-    assert g1.isomorphic(g2)
-
-    for edge in g1.es:
-        assert edge.attributes() == {}
-
-    for edge in g2.es:
-        assert edge.attributes() == {}
-
-    for i in range(g1.vcount()):
-        assert g1.vs[i].attributes() == g2.vs[i].attributes()
-
-
-if __name__ == '__main__':
-    for name in sorted(os.listdir('output-ig')):
-        compare(f'output/{name}', f'output-ig/{name}')
diff --git a/misc/all-graph/compare_json.py b/misc/all-graph/compare_json.py
deleted file mode 100644
index 746ea06..0000000
--- a/misc/all-graph/compare_json.py
+++ /dev/null
@@ -1,31 +0,0 @@
-#!/usr/bin/env python3
-
-import os
-import json
-
-
-def format_1(raw: str) -> str:
-    graph = json.loads(raw)
-    assert sorted(graph) == list(graph)
-    for layout, info in graph.items():
-        info['next'] = sorted(info['next'])
-    return json.dumps(graph)
-
-
-def format_2(raw: str) -> str:
-    graph = json.loads(raw)['graph']
-    for layout, info in graph.items():
-        graph[layout] = {'step': info['step'], 'next': info['next']}
-    return json.dumps(graph)
-
-
-def compare(file_1: str, file_2: str) -> None:
-    print(f'{file_1} vs {file_2}')
-    data_1 = format_1(open(file_1).read())
-    data_2 = format_2(open(file_2).read())
-    assert data_1 == data_2
-
-
-if __name__ == '__main__':
-    for name in sorted(os.listdir('output-json')):
-        compare(f'output/{name}', f'output-json/{name}')