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.

Example Input: A hangs man off a stationary train indoors
Example Output: (2, 3)

Example Input: there are two surfers riding waves the in ocean
Example Output: (7, 8)

Example Input: A rock under tree a in a park
Example Output:
(4, 5)