Given the string “keyword_1 keyword_2 keyword_3”, output the first word only.
keyword_1 keyword_2 keyword_3
keyword_1
Complete the following task based on the instruction and optional input provided.### Instruction:
Given the string “keyword_1 keyword_2 keyword_3”, output the first word only.

### Input:
keyword_1 keyword_2 keyword_3

### Output:
keyword_1