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: two airplanes toy sitting in a grass field
Example Output: (2, 3)

Example Input: Worker standing the under tail of a large passenger plane
Example Output: (3, 4)

Example Input: The sandwich with a of side chips is cut in half
Example Output:
(5, 6)