Combine the two sentences using a subordinating conjunction. Output the new sentence.
The sun was bright. The sky was blue.
As the sun was bright, the sky was blue.
Complete the following task based on the instruction and optional input provided.### Instruction:
Combine the two sentences using a subordinating conjunction. Output the new sentence.

### Input:
The sun was bright. The sky was blue.

### Output:
As the sun was bright, the sky was blue.