Insert a transition word at the beginning of this sentence.
He found the treasure after searching for a long time.
Finally, he found the treasure after searching for a long time.
Complete the following task based on the instruction and optional input provided.### Instruction:
Insert a transition word at the beginning of this sentence.

### Input:
He found the treasure after searching for a long time.

### Output:
Finally, he found the treasure after searching for a long time.