User blog comment:FairyRaven/Fairy Tail Chapter 315: Rosemary, Review and Commentary/@comment-220.255.2.152-20130118130254/@comment-5268982-20130118180053

Yeah, it would be kinda...weird if Fairy Tail got points for Minerva's defeat. As for the blood, it was from Erza's shoulder! Pages 2 and 3 make it clear, I think.