------------------------------------------
{compObjWrittenByActivityBeforeActivity(x9,a6,a6,8), subsActivityBeforeActivity(a13,a13,11)}

{}

{compObjWrittenByActivityBeforeActivity(x20,a2,a21,84), compObjWrittenByActivityBeforeActivity(x24,a2,endflow,70)}

{}

{compObjWrittenByActivityBeforeActivity(x23,a18,a13,13)}