ONE strawweight champion Joshua Pacio edged out former champ Alex Silva by split decision, then declared he was “not really impressed” with his performance. Pacio went back and forth with former Brazilian jiu-jitsu world champion Silva in a hard-fought, five-round main event at “ONE Championship 107: Fire & Fury” at Mall of Asia Arena in Manila, Philippines. But despite holding his own on the ground with the world-class former grappling ace, he said he feels he can still do better. “It’s really hard,” he told the crowd after his victory. “I just fought two months ago and I needed to go back immediately to training camp for this fight