In this task, positions of two consecutive words have been swapped. You need to output the position of the swaped words. e.g. in the sentence 'Seattle has nice a weather', the word 'a' and 'nice' have been swapped. These words are at 3rd and 4th position respectively. So, the output should be (3, 4). Note that the index of first word is 1.

Input: Consider Input: A person taking a photo a in mirror on a mass transit vehicle

Output: (6, 7)


Input: Consider Input: A photo of the main entrance of China College UK

Output: (9, 10)


Input: Consider Input: an old kitchen area with sinks many


Output: (6, 7)