Find out which of the following cities is the capital of South Africa.
Cities:
Tokyo
Berlin
Cape Town
Seoul
The capital of South Africa is Cape Town.
Complete the following task based on the instruction and optional input provided.### Instruction:
Find out which of the following cities is the capital of South Africa.

### Input:
Cities:
Tokyo
Berlin
Cape Town
Seoul

### Output:
The capital of South Africa is Cape Town.