Below is an instruction that describes a task. Write a response that appropriately completes the request in Swahili. Please answer in Swahili.

### Instruction:
The Grey's bought several chickens at a sale. John took 5 more of the chickens than Mary took. Ray took 6 chickens less than Mary. If Ray took 10 chickens, how many more chickens did John take than Ray?

### Response:
 Mary alichukua kuku 10+6 = <<10+6=16>>16.
John alichukua kuku 16+5 = <<16+5=21>>21.
John alichukua kuku 21-10 = <<21-10=11>>11 zaidi ya Ray.