diff --git a/playground/bnpi/test/test.dmn b/playground/bnpi/test/test.dmn
new file mode 100644
index 00000000..f8ad43e4
--- /dev/null
+++ b/playground/bnpi/test/test.dmn
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<definitions xmlns="https://www.omg.org/spec/DMN/20191111/MODEL/" xmlns:dmndi="https://www.omg.org/spec/DMN/20191111/DMNDI/" xmlns:dc="http://www.omg.org/spec/DMN/20180521/DC/" id="Definitions_76910d7" name="DRD" namespace="http://camunda.org/schema/1.0/dmn">
+  <decision id="decision_1" name="Decision 1">
+    <decisionTable id="decisionTable_1">
+      <input id="InputClause_0pejh96" label="select">
+        <inputExpression id="LiteralExpression_09ciy1k" typeRef="string">
+          <text></text>
+        </inputExpression>
+      </input>
+      <output id="output_1" name="res" typeRef="string" />
+      <rule id="DecisionRule_038st7c">
+        <inputEntry id="UnaryTests_0c8nige">
+          <text>1</text>
+        </inputEntry>
+        <outputEntry id="LiteralExpression_00yr4bc">
+          <text>-1</text>
+        </outputEntry>
+      </rule>
+      <rule id="DecisionRule_1l34u8q">
+        <inputEntry id="UnaryTests_0xef1wi">
+          <text>2</text>
+        </inputEntry>
+        <outputEntry id="LiteralExpression_1mcd41l">
+          <text>-2</text>
+        </outputEntry>
+      </rule>
+      <rule id="DecisionRule_0cdzbov">
+        <inputEntry id="UnaryTests_1v2hugs">
+          <text>3</text>
+        </inputEntry>
+        <outputEntry id="LiteralExpression_0540uw4">
+          <text>-3</text>
+        </outputEntry>
+      </rule>
+    </decisionTable>
+  </decision>
+  <dmndi:DMNDI>
+    <dmndi:DMNDiagram id="DMNDiagram_1cykosu">
+      <dmndi:DMNShape id="DMNShape_1dhfq2s" dmnElementRef="decision_1">
+        <dc:Bounds height="80" width="180" x="157" y="151" />
+      </dmndi:DMNShape>
+    </dmndi:DMNDiagram>
+  </dmndi:DMNDI>
+</definitions>