RUN: grep '^8' @file | @cli cellToParent -r 11 -f json -p

CHECK: "child": "8a1fb4662d47fff"
CHECK: "parent": null
8a1fb4662d47fff

CHECK: "child": "8b1fb4662d43fff"
CHECK: "parent": "8b1fb4662d43fff"
8b1fb4662d43fff

CHECK: "child": "8c1fb4662d465ff"
CHECK: "parent": "8b1fb4662d46fff"
8c1fb4662d465ff