--- a/Slides/slides02.tex	Tue Jun 14 11:58:20 2016 +0100
+++ b/Slides/slides02.tex	Tue Jun 14 12:05:00 2016 +0100
@@ -2,7 +2,6 @@
 \usepackage{slides}
 \usepackage{langs}
 \usepackage{graph}
-%\usepackage{grammar}
 \usepackage{soul}
 \usepackage{data}
 \usepackage{proof}
@@ -93,9 +92,9 @@
     legend cell align=left  
 ]
 \addplot[blue,mark=*, mark options={fill=white}] 
-  table {re-python.data};
+  table {data/re-python.data};
 \addplot[brown,mark=pentagon*, mark options={fill=white}] 
-  table {re-ruby.data};  
+  table {data/re-ruby.data};  
 \end{axis}
 \end{tikzpicture}
 \end{center}
@@ -1025,13 +1024,13 @@
     legend cell align=left  
 ]
 \addplot[blue,mark=*, mark options={fill=white}] 
-  table {re-python.data};
+  table {data/re-python.data};
 \addplot[brown,mark=pentagon*, mark options={fill=white}] 
-  table {re-ruby.data};  
+  table {data/re-ruby.data};  
 \addplot[red,mark=triangle*,mark options={fill=white}] 
-  table {re1.data};  
+  table {data/re1.data};  
 \addplot[green,mark=square*,mark options={fill=white}] 
-  table {re2b.data};
+  table {data/re2b.data};
 \end{axis}
 \end{tikzpicture}
 \end{center}
@@ -1058,8 +1057,8 @@
     width=9cm,
     height=7cm
 ]
-\addplot[green,mark=square*,mark options={fill=white}] table {re2b.data};
-\addplot[black,mark=square*,mark options={fill=white}] table {re3.data};
+\addplot[green,mark=square*,mark options={fill=white}] table {data/re2b.data};
+\addplot[black,mark=square*,mark options={fill=white}] table {data/re3.data};
 \end{axis}
 \end{tikzpicture}
 \end{center}