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: There is an that elephant is lying in the grass
Example Output: (4, 5)

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

Example Input: A cat that is eating some food the on ground
Example Output:
(8, 9)