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 bus driving down street a surrounded by tall buildings
Example Output: (5, 6)

Example Input: A large orange cat sitting front in of a window
Example Output: (6, 7)

Example Input: A very nice looking motorcycle parked in lot a
Example Output:
(8, 9)