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 person sitting on a luggage conveyor bag belt
Example Output: (7, 8)

Example Input: plate A topped with chicken and vegetables and breading
Example Output: (1, 2)

Example Input: An old grandfather next clock to an old telescope
Example Output:
(4, 5)