At 5:30am my son was right behind the <e1>officer</e1> who battered the door down with a huge steel <e2>ram</e2>.
At 5:30am my son
At 5:30am my son was right behind the officer who battered the door down with a huge steel ram.
<triplet> officer <subject> ram <object> Instrument-Agency(e2,e1)