Divide the following group into pairs
John, Sarah, Tom, Rachel
Possible pairs could be:

John and Sarah, Tom and Rachel
Or
John and Tom, Sarah and Rachel
Or
John and Rachel, Tom and Sarah.

There are different possibilities for pairing the group.
Complete the following task based on the instruction and optional input provided.### Instruction:
Divide the following group into pairs

### Input:
John, Sarah, Tom, Rachel

### Output:
Possible pairs could be:

John and Sarah, Tom and Rachel
Or
John and Tom, Sarah and Rachel
Or
John and Rachel, Tom and Sarah.

There are different possibilities for pairing the group.