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.

Input: Consider Input: a person on skis skiing a down hill in the snow

Output: (6, 7)


Input: Consider Input: a mask attached to a telephone on pole a street

Output: (7, 8)


Input: Consider Input: A couple of cows that are walking in field a


Output: (9, 10)