[
 {
  "chunk": 28,
  "story": 4,
  "summary": "Before going down the shaft, Jack asks his brother Tom not to let the sun go down on their quarrel; Tom refuses his hand, then sits alone feeling mean.",
  "predicament": "A younger brother apologises for a quarrel before a dangerous task, and the elder refuses his hand out of stubborn pride."
 },
 {
  "chunk": 29,
  "story": 4,
  "summary": "Tom decides to go and make up, but the shaft caves in on Jack; Tom rallies the diggers to dig through from old workings.",
  "predicament": "Just as a man decides to make peace with someone he snubbed, disaster traps the other, and he must lead the rescue."
 },
 {
  "chunk": 30,
  "story": 4,
  "summary": "Tom digs like a madman, breaks through in time to save Jack, then collapses with a burst heart, gripping his brother's hand as he dies.",
  "predicament": "A man drives himself past every limit to reach someone he wronged, and saving him costs everything he has left."
 }
]