If srilanka Looses the Match agianst means,It is Helpful to Srilanka. Strange Right? Yes it is "In the next level Srilanka Wont play with the same group team, But All the teams will play agianst its groupteam say india for example. If Bangladesh in super 8 along with Srilanka, Almost all the teams get One Win over bangladesh for sure. So srilanka chances to go to semis will be very less. As other teams get one Easy win. So You can imgine easily , as Irland is along with Westindies, So no chance that Westindies will go to Semifinal. So You can eliminate Westindies and Iralnd from Super 8. now itself.