Light Guard in the Station

Andi applying for work as a guard at the station. When meeting with the superintendent, he asked, "What if you see two trains are fast and going t0 crash?"

He replied, "I will swing rail to one of the train."

"What if the rail lever is broken?"

"I will run while carrying the sign box and use the manual lever."

"What if the box is damaged?"

"I'll call from here to seek help."

"What if the phone is broken here?"

"I will find a public phone."

"What if the public phone is damaged?"

"I will run to the house and invite my grandfather."

Inspectors looked confused, "Then, what the relationship with your grandfather?"

Andi smiled, "Because my grandfather never saw the train accident along his life."

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