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 surfboard used as sign a on a sandy white beach
Example Output: (5, 6)

Example Input: A dog laying on a in couch a living room
Example Output: (6, 7)

Example Input: A small plane sitting a on airport runway
Example Output:
(5, 6)