diff --git a/examples/conformance/woods.py b/examples/conformance/woods.py
index 591eb91..7475ac9 100644
--- a/examples/conformance/woods.py
+++ b/examples/conformance/woods.py
@@ -198,3 +198,7 @@ if yes_no("Print PlantUML?"):
     print("==================================")
     print(make_url(uml))
     print("==================================")
+    print("Go to either:")
+    print("  ▸ https://www.plantuml.com/plantuml/uml")
+    print("  ▸ https://mstro.duckdns.org/plantuml/uml")
+    print("and paste the above string.")
diff --git a/tutorial/03_api.py b/tutorial/03_api.py
deleted file mode 100644
index f30ce6d..0000000
--- a/tutorial/03_api.py
+++ /dev/null
@@ -1,72 +0,0 @@
-# We reuse our (meta-)model from the previous tutorial. For this tutorial, it doesn't really matter what the models look like.
-
-mm_cs = """
-    MyAbstractClass:Class {
-        abstract = True;
-    }
-
-    MyConcreteClass:Class
-
-    :Inheritance (MyConcreteClass -> MyAbstractClass)
-
-    Z:Class
-
-    myZ:Association (MyAbstractClass -> Z) {
-        target_lower_cardinality = 1;
-    }
-
-"""
-
-m_cs = """
-    cc:MyConcreteClass
-    z:Z
-    :myZ (cc -> z)
-"""
-
-
-# We parse everything:
-
-from state.devstate import DevState
-from bootstrap.scd import bootstrap_scd
-from util import loader
-
-state = DevState()
-mmm = bootstrap_scd(state)
-mm = loader.parse_and_check(state, mm_cs, mmm, "mm")
-m = loader.parse_and_check(state, m_cs, mm, "m")
-
-
-# We can query the model via an API called ODAPI (Object Diagram API):
-
-from api.od import ODAPI
-
-odapi = ODAPI(state, m, mm)
-
-ls = odapi.get_all_instances("MyAbstractClass", include_subtypes=True)
-
-print("result of get_all_instances:")
-print(ls)
-
-# Observing the output above, we see that we got a list of tuples (object_name, UUID).
-# We can also modify the model via the same API:
-
-(cc_name, cc_id) = ls[0]
-z2 = odapi.create_object("z2", "Z")
-odapi.create_link("lnk", "myZ", cc_id, z2)
-
-# And we can observe the modified model:
-
-from concrete_syntax.textual_od.renderer import render_od
-from concrete_syntax.common import indent
-
-print()
-print("the modified model:")
-print(indent(render_od(state, m, mm, hide_names=False), 2))
-
-# BTW, notice that the anonymous link of type 'myZ' from the original model was automatically given a unique name (starting with two underscores).
-
-# The full ODAPI is documented on page 6 of this PDF:
-#   http://msdl.uantwerpen.be/people/hv/teaching/MSBDesign/202425/assignments/assignment6.pdf
-
-
-# On to the next tutorial...