diff --git a/ws2011/CE/Folien/einfuehrung_matlab.pdf b/ws2011/CE/Folien/einfuehrung_matlab.pdf
new file mode 100644
index 00000000..b19ed7a6
Binary files /dev/null and b/ws2011/CE/Folien/einfuehrung_matlab.pdf differ
diff --git a/ws2011/CE/Folien/gms-10-col.pdf b/ws2011/CE/Folien/gms-10-col.pdf
new file mode 100644
index 00000000..d0e7dace
Binary files /dev/null and b/ws2011/CE/Folien/gms-10-col.pdf differ
diff --git a/ws2011/CE/Folien/gms-11-col.pdf b/ws2011/CE/Folien/gms-11-col.pdf
new file mode 100644
index 00000000..6b608bda
Binary files /dev/null and b/ws2011/CE/Folien/gms-11-col.pdf differ
diff --git a/ws2011/CE/Folien/gms-12-col.pdf b/ws2011/CE/Folien/gms-12-col.pdf
new file mode 100644
index 00000000..de985073
Binary files /dev/null and b/ws2011/CE/Folien/gms-12-col.pdf differ
diff --git a/ws2011/CE/EiCE-Zusammenfassung.pdf b/ws2011/CE/Klausurvorbereitung/EiCE-Zusammenfassung.pdf
similarity index 100%
rename from ws2011/CE/EiCE-Zusammenfassung.pdf
rename to ws2011/CE/Klausurvorbereitung/EiCE-Zusammenfassung.pdf
diff --git a/ws2011/CE/Klausuren/Alte CE Klausur 2008.pdf b/ws2011/CE/Klausurvorbereitung/Klausuren/Alte CE Klausur 2008.pdf
similarity index 100%
rename from ws2011/CE/Klausuren/Alte CE Klausur 2008.pdf
rename to ws2011/CE/Klausurvorbereitung/Klausuren/Alte CE Klausur 2008.pdf
diff --git a/ws2011/CE/Klausuren/CE 08/01.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/01.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/01.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/01.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/02.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/02.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/02.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/02.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/03.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/03.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/03.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/03.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/04.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/04.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/04.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/04.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/05.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/05.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/05.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/05.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/06.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/06.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/06.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/06.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/07.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/07.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/07.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/07.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/08.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/08.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/08.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/08.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/09.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/09.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/09.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/09.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/10.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/10.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/10.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/10.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/11.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/11.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/11.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/11.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/12.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/12.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/12.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/12.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/13.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/13.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/13.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/13.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/14.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/14.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/14.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/14.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/15.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/15.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/15.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/15.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/16.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/16.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/16.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/16.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/17.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/17.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/17.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/17.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/18.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/18.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/18.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/18.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/19.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/19.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/19.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/19.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/20.jpg b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/20.jpg
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/20.jpg
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/20.jpg
diff --git a/ws2011/CE/Klausuren/CE 08/Thumbs.db b/ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/Thumbs.db
similarity index 100%
rename from ws2011/CE/Klausuren/CE 08/Thumbs.db
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE 08/Thumbs.db
diff --git a/ws2011/CE/Klausuren/CE Probeklausur 2010-11 loesung_13.pdf b/ws2011/CE/Klausurvorbereitung/Klausuren/CE Probeklausur 2010-11 loesung_13.pdf
similarity index 100%
rename from ws2011/CE/Klausuren/CE Probeklausur 2010-11 loesung_13.pdf
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE Probeklausur 2010-11 loesung_13.pdf
diff --git a/ws2011/CE/Klausuren/CE Probeklausur 2010-11 uebung_13.pdf b/ws2011/CE/Klausurvorbereitung/Klausuren/CE Probeklausur 2010-11 uebung_13.pdf
similarity index 100%
rename from ws2011/CE/Klausuren/CE Probeklausur 2010-11 uebung_13.pdf
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE Probeklausur 2010-11 uebung_13.pdf
diff --git a/ws2011/CE/Klausuren/CE Probeklausur 2011.pdf b/ws2011/CE/Klausurvorbereitung/Klausuren/CE Probeklausur 2011.pdf
similarity index 100%
rename from ws2011/CE/Klausuren/CE Probeklausur 2011.pdf
rename to ws2011/CE/Klausurvorbereitung/Klausuren/CE Probeklausur 2011.pdf
diff --git a/ws2011/CE/Klausuren/Zusammenfassung Klausur.pdf b/ws2011/CE/Klausurvorbereitung/Klausuren/Zusammenfassung Klausur.pdf
similarity index 100%
rename from ws2011/CE/Klausuren/Zusammenfassung Klausur.pdf
rename to ws2011/CE/Klausurvorbereitung/Klausuren/Zusammenfassung Klausur.pdf
diff --git a/ws2011/CE/Klausurzettel_Lutz.tif b/ws2011/CE/Klausurvorbereitung/Klausurzettel_Lutz.tif
similarity index 100%
rename from ws2011/CE/Klausurzettel_Lutz.tif
rename to ws2011/CE/Klausurvorbereitung/Klausurzettel_Lutz.tif
diff --git a/ws2011/CE/ce1_klausur-vorbereitung.pdf b/ws2011/CE/Klausurvorbereitung/ce1_klausur-vorbereitung.pdf
similarity index 100%
rename from ws2011/CE/ce1_klausur-vorbereitung.pdf
rename to ws2011/CE/Klausurvorbereitung/ce1_klausur-vorbereitung.pdf
diff --git a/ws2011/CE/Uebungen/loesungsvorschlag_0.pdf b/ws2011/CE/Uebungen/Loesungsvorschlag_00.pdf
similarity index 100%
rename from ws2011/CE/Uebungen/loesungsvorschlag_0.pdf
rename to ws2011/CE/Uebungen/Loesungsvorschlag_00.pdf
diff --git a/ws2011/CE/Uebungen/Loesungsvorschlag_1.pdf b/ws2011/CE/Uebungen/Loesungsvorschlag_01.pdf
similarity index 100%
rename from ws2011/CE/Uebungen/Loesungsvorschlag_1.pdf
rename to ws2011/CE/Uebungen/Loesungsvorschlag_01.pdf
diff --git a/ws2011/CE/Uebungen/loesungsvorschlag_2.pdf b/ws2011/CE/Uebungen/loesungsvorschlag_02.pdf
similarity index 100%
rename from ws2011/CE/Uebungen/loesungsvorschlag_2.pdf
rename to ws2011/CE/Uebungen/loesungsvorschlag_02.pdf
diff --git a/ws2011/CE/Uebungen/loesungsvorschlag_08.pdf b/ws2011/CE/Uebungen/loesungsvorschlag_08.pdf
new file mode 100644
index 00000000..89356307
Binary files /dev/null and b/ws2011/CE/Uebungen/loesungsvorschlag_08.pdf differ
diff --git a/ws2011/CE/Uebungen/loesungsvorschlag_09.pdf b/ws2011/CE/Uebungen/loesungsvorschlag_09.pdf
new file mode 100644
index 00000000..f7580571
Binary files /dev/null and b/ws2011/CE/Uebungen/loesungsvorschlag_09.pdf differ
diff --git a/ws2011/CE/Uebungen/loesungsvorschlag_10.pdf b/ws2011/CE/Uebungen/loesungsvorschlag_10.pdf
new file mode 100644
index 00000000..b3225b09
Binary files /dev/null and b/ws2011/CE/Uebungen/loesungsvorschlag_10.pdf differ
diff --git a/ws2011/CE/Uebungen/uebung_0.pdf b/ws2011/CE/Uebungen/uebung_00.pdf
similarity index 100%
rename from ws2011/CE/Uebungen/uebung_0.pdf
rename to ws2011/CE/Uebungen/uebung_00.pdf
diff --git a/ws2011/CE/Uebungen/uebung_5.pdf b/ws2011/CE/Uebungen/uebung_05.pdf
similarity index 100%
rename from ws2011/CE/Uebungen/uebung_5.pdf
rename to ws2011/CE/Uebungen/uebung_05.pdf
diff --git a/ws2011/CE/Uebungen/uebung_6.pdf b/ws2011/CE/Uebungen/uebung_06.pdf
similarity index 100%
rename from ws2011/CE/Uebungen/uebung_6.pdf
rename to ws2011/CE/Uebungen/uebung_06.pdf
diff --git a/ws2011/CE/Uebungen/uebung_7.pdf b/ws2011/CE/Uebungen/uebung_07.pdf
similarity index 100%
rename from ws2011/CE/Uebungen/uebung_7.pdf
rename to ws2011/CE/Uebungen/uebung_07.pdf
diff --git a/ws2011/CE/Uebungen/uebung_8.pdf b/ws2011/CE/Uebungen/uebung_08.pdf
similarity index 100%
rename from ws2011/CE/Uebungen/uebung_8.pdf
rename to ws2011/CE/Uebungen/uebung_08.pdf
diff --git a/ws2011/CE/Uebungen/uebung_09.pdf b/ws2011/CE/Uebungen/uebung_09.pdf
new file mode 100644
index 00000000..96aa90b1
Binary files /dev/null and b/ws2011/CE/Uebungen/uebung_09.pdf differ
diff --git a/ws2011/CE/Uebungen/uebung_10.pdf b/ws2011/CE/Uebungen/uebung_10.pdf
new file mode 100644
index 00000000..7f224ac7
Binary files /dev/null and b/ws2011/CE/Uebungen/uebung_10.pdf differ
diff --git a/ws2011/CE/Uebungen/uebung_11.pdf b/ws2011/CE/Uebungen/uebung_11.pdf
new file mode 100644
index 00000000..dd20c277
Binary files /dev/null and b/ws2011/CE/Uebungen/uebung_11.pdf differ
diff --git a/ws2011/Compiler I/Folien/5_Code-Generierung.pdf b/ws2011/Compiler I/Folien/5_Code-Generierung.pdf
new file mode 100644
index 00000000..8ae77276
Binary files /dev/null and b/ws2011/Compiler I/Folien/5_Code-Generierung.pdf differ
diff --git a/ws2011/Compiler I/Uebungen/3. Uebung/c1-ex03_no_lsg.pdf b/ws2011/Compiler I/Uebungen/3. Uebung/c1-ex03_no_lsg.pdf
new file mode 100644
index 00000000..f80cc24e
Binary files /dev/null and b/ws2011/Compiler I/Uebungen/3. Uebung/c1-ex03_no_lsg.pdf differ
diff --git a/ws2011/FOC/Folien/Module10-VO-Modellierung1-v1.0.pdf b/ws2011/FOC/Folien/Module10-VO-Modellierung1-v1.0.pdf
new file mode 100644
index 00000000..2a4361ac
Binary files /dev/null and b/ws2011/FOC/Folien/Module10-VO-Modellierung1-v1.0.pdf differ
diff --git a/ws2011/FOC/Beispielhafte-Klausuraufgaben.pdf b/ws2011/FOC/Klausurvorbereitung/Beispielhafte-Klausuraufgaben.pdf
similarity index 100%
rename from ws2011/FOC/Beispielhafte-Klausuraufgaben.pdf
rename to ws2011/FOC/Klausurvorbereitung/Beispielhafte-Klausuraufgaben.pdf
diff --git a/ws2011/FOC/Foc-Zusammenfassung-TUDesign.pdf b/ws2011/FOC/Klausurvorbereitung/Foc-Zusammenfassung-TUDesign.pdf
similarity index 100%
rename from ws2011/FOC/Foc-Zusammenfassung-TUDesign.pdf
rename to ws2011/FOC/Klausurvorbereitung/Foc-Zusammenfassung-TUDesign.pdf
diff --git a/ws2011/FOC/foc_klausurvorbereitung.pdf b/ws2011/FOC/Klausurvorbereitung/foc_klausurvorbereitung.pdf
similarity index 100%
rename from ws2011/FOC/foc_klausurvorbereitung.pdf
rename to ws2011/FOC/Klausurvorbereitung/foc_klausurvorbereitung.pdf
diff --git a/ws2011/FOC/Uebungen/Loesung09-v1.0.pdf b/ws2011/FOC/Uebungen/Loesung09-v1.0.pdf
new file mode 100644
index 00000000..edd39322
Binary files /dev/null and b/ws2011/FOC/Uebungen/Loesung09-v1.0.pdf differ
diff --git a/ws2011/FOC/Uebungen/Uebung11-v1.0.pdf b/ws2011/FOC/Uebungen/Uebung11-v1.0.pdf
new file mode 100644
index 00000000..549811bd
Binary files /dev/null and b/ws2011/FOC/Uebungen/Uebung11-v1.0.pdf differ
diff --git a/ws2011/Semantic Web/Folien/.DS_Store b/ws2011/Semantic Web/Folien/.DS_Store
new file mode 100644
index 00000000..5008ddfc
Binary files /dev/null and b/ws2011/Semantic Web/Folien/.DS_Store differ
diff --git a/ws2011/Semantic Web/Folien/11_Ontology_Engineering.pdf b/ws2011/Semantic Web/Folien/11_Ontology_Engineering.pdf
new file mode 100644
index 00000000..dfa2ad68
Binary files /dev/null and b/ws2011/Semantic Web/Folien/11_Ontology_Engineering.pdf differ
diff --git a/ws2011/Semantic Web/Folien/11_Ontology_Learning.pdf b/ws2011/Semantic Web/Folien/11_Ontology_Learning.pdf
new file mode 100644
index 00000000..8c211cb0
Binary files /dev/null and b/ws2011/Semantic Web/Folien/11_Ontology_Learning.pdf differ
diff --git a/ws2011/Semantic Web/Paulheim_Heiko_Masterarbeit.pdf b/ws2011/Semantic Web/Paulheim_Heiko_Masterarbeit.pdf
new file mode 100644
index 00000000..f373974e
Binary files /dev/null and b/ws2011/Semantic Web/Paulheim_Heiko_Masterarbeit.pdf differ
diff --git a/ws2011/Semantic Web/Uebungen/5/ubung-5-ontology-engineering-und-learning.pdf b/ws2011/Semantic Web/Uebungen/5/ubung-5-ontology-engineering-und-learning.pdf
new file mode 100644
index 00000000..c5207b25
Binary files /dev/null and b/ws2011/Semantic Web/Uebungen/5/ubung-5-ontology-engineering-und-learning.pdf differ