“Hello Signaller! Could you release my shunt signal so I can shunt from the platform to the siding and go home now?”
“Bwuh?! What? Which platform are you on? I thought I’d released it but maybe I’ve got confused about your location.”
“Oh…um…yes, I was looking at the signal for the mainline…the shunt signal turns out to be clear…”
At least she laughed.