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: an old passenger bus sitting between trees two in a yard
Example Output: (7, 8)

Example Input: An older lady dressed as the tooth fairy and a little boy brushing the of teeth a stuffed animal
Example Output: (15, 16)

Example Input: A girl standing on baeach the holding a surfboard
Example Output:
(5, 6)