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 large red bus on city a street
Example Output: (6, 7)

Example Input: A holding desk aback coffee cup and a mouse
Example Output: (2, 3)

Example Input: A man walking in front of a and truck a motorcycle
Example Output:
(8, 9)