diff --git a/er-diagram/er-diagram.drawio b/er-diagram/er-diagram.drawio
index 3c176e1c..c489082a 100644
--- a/er-diagram/er-diagram.drawio
+++ b/er-diagram/er-diagram.drawio
@@ -1,38 +1,65 @@
 <mxfile host="65bd71144e">
     <diagram id="CCzbelAdY-_EfAq5Ly9S" name="Page-1">
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-                <mxCell id="23" value="+matches (relacja)&#10;+club (relacja)&#10;+attributes [many] &#10;+favourite position&#10;+reputation&#10;+contract status&#10;+injuries&#10;+retirement&#10;+age&#10;+wages&#10;+transfer value" style="align=left;strokeColor=none;fillColor=none;spacingLeft=4;fontSize=12;verticalAlign=top;resizable=0;rotatable=0;part=1;" vertex="1" parent="22">
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-                    <mxGeometry y="30" width="170" height="120" as="geometry"/>
+                <mxCell id="58" value="taking part in" style="edgeStyle=none;html=1;startArrow=ERzeroToOne;startFill=0;endArrow=ERzeroToMany;endFill=0;startSize=20;endSize=20;" parent="1" source="24" target="33" edge="1">
+                    <mxGeometry relative="1" as="geometry"/>
                 </mxCell>
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+                        <Array as="points">
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+                        </Array>
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-                <mxCell id="30" value="+attributes [list]&#10;//scout skills&#10;//management skills&#10;+reputation&#10;+retirement&#10;+age&#10;+wage" style="align=left;strokeColor=none;fillColor=none;spacingLeft=4;fontSize=12;verticalAlign=top;resizable=0;rotatable=0;part=1;" vertex="1" parent="29">
-                    <mxGeometry y="30" width="160" height="110" as="geometry"/>
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                 </mxCell>
-                <mxCell id="32" value="Competition" style="swimlane;childLayout=stackLayout;horizontal=1;startSize=30;horizontalStack=0;rounded=1;fontSize=14;fontStyle=0;strokeWidth=2;resizeParent=0;resizeLast=1;shadow=0;dashed=0;align=center;" vertex="1" parent="1">
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                 </mxCell>
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-                    <mxGeometry y="30" width="160" height="120" as="geometry"/>
+                <mxCell id="56" value="works" style="edgeStyle=none;html=1;startArrow=ERmandOne;startFill=0;endArrow=ERmandOne;endFill=0;startSize=20;endSize=20;entryX=-0.008;entryY=0.383;entryDx=0;entryDy=0;entryPerimeter=0;" parent="1" source="29" target="25" edge="1">
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+                        <mxPoint as="offset"/>
+                    </mxGeometry>
+                </mxCell>
+                <mxCell id="29" value="Manager" style="swimlane;childLayout=stackLayout;horizontal=1;startSize=30;horizontalStack=0;rounded=1;fontSize=14;fontStyle=0;strokeWidth=2;resizeParent=0;resizeLast=1;shadow=0;dashed=0;align=center;" parent="1" vertex="1">
+                    <mxGeometry x="10" y="315" width="160" height="115" as="geometry"/>
+                </mxCell>
+                <mxCell id="30" value="+attributes [list]&#10;+reputation&#10;+retirement&#10;+age&#10;+wage" style="align=left;strokeColor=none;fillColor=none;spacingLeft=4;fontSize=12;verticalAlign=top;resizable=0;rotatable=0;part=1;" parent="29" vertex="1">
+                    <mxGeometry y="30" width="160" height="85" as="geometry"/>
+                </mxCell>
+                <mxCell id="32" value="Competition" style="swimlane;childLayout=stackLayout;horizontal=1;startSize=30;horizontalStack=0;rounded=1;fontSize=14;fontStyle=0;strokeWidth=2;resizeParent=0;resizeLast=1;shadow=0;dashed=0;align=center;" parent="1" vertex="1">
+                    <mxGeometry x="280" y="60" width="160" height="120" as="geometry"/>
+                </mxCell>
+                <mxCell id="33" value="+schedule&#10;+prize&#10;+country of origin&#10;+stadiums [list]&#10;+reputation" style="align=left;strokeColor=none;fillColor=none;spacingLeft=4;fontSize=12;verticalAlign=top;resizable=0;rotatable=0;part=1;" parent="32" vertex="1">
+                    <mxGeometry y="30" width="160" height="90" as="geometry"/>
+                </mxCell>
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+                    <mxGeometry x="-0.0369" y="1" relative="1" as="geometry">
+                        <Array as="points"/>
+                        <mxPoint as="offset"/>
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+                </mxCell>
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diff --git a/textual-description/description.pdf b/textual-description/description.pdf
index 418efedd..3c3804f4 100644
Binary files a/textual-description/description.pdf and b/textual-description/description.pdf differ