------------------------------------------
{subsActivityBeforeActivity(a23,a23,10)}

{}

{compObjWrittenByActivityBeforeActivity(x15,a23,a23,11)}

{compObjWrittenByActivityBeforeActivity(x15,a8,a23,11)}

{compObjWrittenByActivityBeforeActivity(x1,a19,a17,9)}


------------------------------------------
{}

{}

{}

{}

{}