Classify the following items as either a carbohydrate or a protein: tofu and bread.
tofu, bread
Tofu is classified as a protein, while bread is classified as a carbohydrate.
Complete the following task based on the instruction and optional input provided.### Instruction:
Classify the following items as either a carbohydrate or a protein: tofu and bread.

### Input:
tofu, bread

### Output:
Tofu is classified as a protein, while bread is classified as a carbohydrate.