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 group of people and an oxdrawn carriage on road dirt
Example Output: (10, 11)

Example Input: Shes learning to surf in shallow the water
Example Output: (6, 7)

Example Input: A crowd of people standing on top a of boat
Example Output:
(8, 9)