Games lost by Johann Lents (Tallinn, Estonia) as black in this fuseki

3
24
15
27bw
+49
=2 
-84
?  

1Lents Johann - Taimla Tunnet
2Lents Johann - Wu Hao
3Lents Johann - Gaulitz Joachim
4Lents Johann - Nowak Pawel
5Lents Johann - Nara Hideki
6Lents Johann - Lin Sheng-Min
7Lents Johann - Skuridin Alexey
8Lents Johann - Klimashin Alexander