Your goal is to find the secret four-color code. The following colors are possible: yellow, brown, purple, blue, pink, red.
Some guesses have already been made. I will provide feedback for each guess made with which it is possible to unambigiously determine the secret code.

Previous Guesses:
Guess: ['yellow', 'red', 'purple', 'brown']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['brown', 'purple', 'blue', 'blue']. Hint: two colors are in the secret code but in the wrong positions.
Guess: ['pink', 'yellow', 'brown', 'purple']. Hint: three colors are in the secret code but in the wrong positions.
Guess: ['purple', 'blue', 'yellow', 'pink']. Hint: three colors are in the secret code but in the wrong positions.
A B C D
blue, brown, pink, yellow red, red, brown, blue blue, brown, brown, brown pink, pink, brown, blue