module.exports = [{
  input  : [["w","wo","wor","worl", "world"]],
  output : 'world'
}, {
  input  : [["a", "banana", "app", "appl", "ap", "apply", "apple"]],
  output : 'apple'
}, {
  input  : [["ts","e","x","pbhj","opto","xhigy","erikz","pbh","opt","erikzb","eri","erik","xlye","xhig","optoj","optoje","xly","pb","xhi","x","o"]],
  output : 'e'
}];