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 rubber giant duck sits in a river in the city
Example Output: (2, 3)

Example Input: train A is moving or resting on railroad tracks
Example Output: (1, 2)

Example Input: Several men in room a with a lot of bags and sleeping bags on the floor
Example Output:
(4, 5)