Answer:
The voyage of the James Caird was a journey of 1,300 kilometers (800 mi) from Elephant Island in the South Shetland Islands through the Southern Ocean to South Georgia, undertaken by Sir Ernest Shackleton and five companions to obtain rescue for the main body of the stranded Imperial Trans-Antarctic Expedition of 1914
Sam is older because s=4a
s is Sam and a is Allie. If Allie is 1, then Sam is 4.
Such and such, so Sam is older.