{
  "icon" : "airplane",
  "id" : "01C5B12D-2B39-54E2-B588-B9A39FFB23AB",
  "lines" : [
    {
      "id" : "BA5076BC-6F09-5631-9142-A6D39EA13C0B",
      "source" : "# Calling Tokyo"
    },
    {
      "id" : "F8782326-91EE-545F-8894-27D97466F0ED",
      "source" : "\/\/ It's 6pm in Chicago in winter (Central Standard Time). What time is it in Tokyo?"
    },
    {
      "id" : "FED59830-37AC-521F-A232-3E0B8B5D1650",
      "source" : "6pm CST in Tokyo"
    },
    {
      "id" : "6B26A5B8-0A7D-5D3C-845D-6763A589BEEA",
      "source" : "\/\/ That is 9:00 am the next morning in Tokyo."
    },
    {
      "id" : "64969355-84C6-5B79-898B-50505E812AB7",
      "source" : "\/\/ Tokyo is 15 hours ahead in winter, and 14 in summer when Chicago uses daylight saving time."
    },
    {
      "id" : "DBCBFB62-1237-5F0F-BA64-5471DA661B67",
      "source" : "home time = 6pm"
    },
    {
      "id" : "43A1A152-228F-5DB4-ACD4-65B0CF7B1008",
      "source" : "hours ahead = 15 h"
    },
    {
      "id" : "36065890-B307-56A7-8B70-C1E0FBA65661",
      "source" : "tokyo time = home time + hours ahead"
    },
    {
      "id" : "D7EAE966-44CE-5BCC-9D33-C8E508604EE2",
      "source" : ""
    },
    {
      "id" : "57D17B88-570B-5FA1-800A-EF919533F978",
      "source" : "# Layovers"
    },
    {
      "id" : "4875B95B-5FA9-5D4F-81F9-77E771BC4F1F",
      "source" : "departure = 8:15am"
    },
    {
      "id" : "34BF7297-47EE-532E-BE7F-38530585C9A4",
      "source" : "first leg = 2h 45m"
    },
    {
      "id" : "F54E3BED-62F7-5892-BF1E-E7B8950892F1",
      "source" : "layover = 1h 20m"
    },
    {
      "id" : "C471E0EB-5FEA-5F73-8386-2C0FA2C3DEF0",
      "source" : "second leg = 3h 10m"
    },
    {
      "id" : "A43EAB09-FB85-5A11-9C49-2F69E5C70167",
      "source" : "total travel = first leg + layover + second leg"
    },
    {
      "id" : "E212F201-684F-5CF5-B79F-CE65AC722268",
      "source" : "\/\/ Arrival on the departure city's clock."
    },
    {
      "id" : "9F944597-A218-56A2-9F8D-9E9026E1C2E4",
      "source" : "arrival = departure + total travel"
    }
  ],
  "numberStyle" : {
    "decimal" : ".",
    "grouping" : ",",
    "secondaryGroupSize" : 3
  },
  "title" : "Time zones and layovers"
}