· Characteristics of investor collaboration :
·SF4- The participants should have clear leadership with appropriate relationships , skills and knowledge .
·SF5- The scale of coalition gathered ( both scale of shareholding and overall AUM of group ) should be meaningful .
·SF6- The coalition should have a prior relationship and / or cultural awareness of the target company .
以上是原文，请问sf4和sf6同样提到了leadership，他们之间的区别是什么
