A Persija Jakarta side stacked with youth managed to pass the challenge of PSIS Semarang in Thursday’s RCTI Premium Sports International Tournament semifinal at the Jakarta International Stadium, with a single Akbar Arjunsyah goal enough to seal the Macan Kemayoran’s 1-0 win over the Mahesa Jenar. With most of their stars absent due to either international duty or being rested after a long Liga 1 Indonesia season, Persija came into the RCTI Premium Sports International Tournament with a squad mostly filled with youngsters. But despite that, they still have experience in the form of first-teame…