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.

Ex Input:
A who man is smoking a cigarette and sitting next to some luggage

Ex Output:
(2, 3)


Ex Input:
A crowd gathered in park a with a clock tower in the background

Ex Output:
(5, 6)


Ex Input:
A big pile of building material placed is on the floor in the wooden structure

Ex Output:

(7, 8)