You'll know, because your car will know, because that other car will have whispered something in his ear, like, "By the way, five minutes, motorcyclist, watch out."
Budete to vědět, protože vaše auto to bude vědět, protože mu to jiné auto zašeptá do ucha: "Mimochodem, pět minut, motocyklista, dávej pozor."