// *** before: ***
let numbers1: [String: [Character]] = [
"one": ["o", "n", "e"],
"two": ["t", "w", "o"]
]
// *** in version 5.6: ***
let numbers2: [_: [Character]] = [
"one": ["o", "n", "e"],
"two": ["t", "w", "o"]
]
print("numbers1 is \(numbers1)")
print("numbers2 is \(numbers2)")