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: Black cattle an standing a pasture by some telephone wires
Example Output: (3, 4)

Example Input: A wearing person ski gear going down a slope
Example Output: (2, 3)

Example Input: A man is trying to hit a tennis ball a with racket
Example Output:
(10, 11)