diff --git a/CodeQL-workshop-overview-only.pdf b/CodeQL-workshop-overview-only.pdf
new file mode 100644
index 0000000..0e4f5b2
Binary files /dev/null and b/CodeQL-workshop-overview-only.pdf differ
diff --git a/README.org b/README.org
index f9f9a5c..44765d8 100644
--- a/README.org
+++ b/README.org
@@ -57,8 +57,8 @@
    To get started, build the codeql database (adjust paths to your setup):
    #+BEGIN_SRC sh
      # Build the db with source commit id.
-     export PATH=$HOME/local/vmsync/codeql250:"$PATH"
-     SRCDIR=$HOME/local/codeql-training-material.cpp-sqli/cpp/codeql-dataflow-sql-injection
+     export PATH=$HOME/local/codeql-2.7.6/codeql:"$PATH"
+     SRCDIR=$HOME/local/codeql-dataflow-sql-injection
      DB=$SRCDIR/cpp-sqli-$(cd $SRCDIR && git rev-parse --short HEAD)
 
      echo $DB
@@ -70,7 +70,6 @@
 
    Then add this database directory to your VS Code =DATABASES= tab.
 
-
 ** Build codeql database in steps
    For larger projects, using a single command to build everything is costly when
    any part of the build fails.
@@ -179,8 +178,8 @@
 
    #+BEGIN_SRC sh
      # The setup information from before
-     export PATH=$HOME/local/vmsync/codeql250:"$PATH"
-     SRCDIR=$HOME/local/codeql-training-material.cpp-sqli/cpp/codeql-dataflow-sql-injection
+     export PATH=$HOME/local/codeql-2.7.6/codeql:"$PATH"
+     SRCDIR=$HOME/local/codeql-dataflow-sql-injection
      DB=$SRCDIR/cpp-sqli-$(cd $SRCDIR && git rev-parse --short HEAD)
 
      # Check paths
@@ -191,16 +190,16 @@
      codeql database analyze -h
 
      # Run a query
-     codeql database analyze                         \
-            -v                                       \
-            --ram=14000                              \
-            -j12                                     \
-            --rerun                                  \
-            --search-path ~/local/vmsync/ql          \
-            --format=sarif-latest                    \
-            --output cpp-sqli.sarif                  \
-            --                                       \
-            $DB                                      \
+     codeql database analyze                                 \
+            -v                                               \
+            --ram=14000                                      \
+            -j12                                             \
+            --rerun                                          \
+            --search-path $HOME/local/codeql-2.7.6/ql        \
+            --format=sarif-latest                            \
+            --output cpp-sqli.sarif                          \
+            --                                               \
+            $DB                                              \
             $SRCDIR/SqlInjection.ql
 
      # Examine the file in an editor
diff --git a/codeql-dataflow-sql-injection.code-workspace b/codeql-dataflow-sql-injection.code-workspace
index aa1d6e9..6faf119 100644
--- a/codeql-dataflow-sql-injection.code-workspace
+++ b/codeql-dataflow-sql-injection.code-workspace
@@ -4,14 +4,14 @@
 			"path": "."
 		},
 		{
-			"path": "../../../vmsync/ql"
+			"path": "../codeql-2.7.6/codeql"
 		},
 		{
-			"name": "[cpp-sqli-89900b3 source archive]",
-			"uri": "codeql-zip-archive://0-110/Users/hohn/local/codeql-training-material.cpp-sqli/cpp/codeql-dataflow-sql-injection/cpp-sqli-89900b3/src.zip"
+			"name": "[cpp-sqli-dd664fe source archive]",
+			"uri": "codeql-zip-archive://0-72/Users/hohn/local/codeql-dataflow-sql-injection/cpp-sqli-dd664fe/src.zip"
 		}
 	],
 	"settings": {
 		"codeQL.runningQueries.autoSave": true
 	}
-}
\ No newline at end of file
+}
diff --git a/sarif-summary.jq b/sarif-summary.jq
new file mode 100644
index 0000000..1f60353
--- /dev/null
+++ b/sarif-summary.jq
@@ -0,0 +1,60 @@
+# -*- sh -*-
+.runs | .[] | .results | .[] |
+    ( (.ruleId, ": ", 
+       (.message.text | split("\n") | ( .[0], " [", length-1 , " more]")),
+       "\n")
+      , 
+      (if (.codeFlows != null) then
+          (.codeFlows | .[] | 
+               ("    Path\n"
+                ,
+                ( .threadFlows | .[] | .locations | .[] | .location | "        "
+                  ,
+                  ( .physicalLocation | ( .artifactLocation.uri, ":", .region.startLine, ":"))
+                  ,
+                  (.message.text, " ")
+                  , 
+                  "\n"
+                )))
+          else 
+              (.locations | .[] |
+                   ( "        "
+                     ,
+                     (.physicalLocation | ( .artifactLocation.uri, ":", .region.startLine, ":"))
+                   ))
+              ,
+              # .message.text, 
+              "\n"
+              end)
+    )  | tostring 
+
+# This script extracts the following parts of the sarif output:
+# 
+# # problem
+# "runs" : [ {
+#   "results" : [ {
+#     "ruleId" : "cpp/UncheckedErrorCode",
+
+# # path problem
+# "runs" : [ {
+#   "tool" : {
+#     "driver" : {
+#       "rules" : [ {
+#         "properties" : {
+#           "kind" : "path-problem",
+
+# "runs" : [ {
+#   "results" : [ {
+#     "ruleId" : "cpp/DangerousArithmetic",
+#     "ruleIndex" : 6,
+#     "message" : {
+#       "text" : "Potential overflow (conversion: int -> unsigned int)\nPotential overflow (con
+
+# "runs" : [ {
+#   "results" : [ {
+#     "codeFlows" : [ {
+#       "threadFlows" : [ {
+#         "locations" : [ {
+#           "location" : {
+#             "message" : {
+#               "text" : "buff"