Your goal is to find the secret four-color code. The following colors are possible: red, purple, black, blue, yellow, pink.
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', 'black', 'purple', 'red']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['red', 'purple', 'purple', 'blue']. Hint: one color is in the secret code but in the wrong position.
Guess: ['yellow', 'red', 'red', 'pink']. Hint: one color is in the correct position and two colors are in the secret code but in the wrong position.
Guess: ['black', 'red', 'yellow', 'red']. Hint: three colors are in the secret code but in the wrong positions.
A B C D
pink, black, red, yellow pink, yellow, red, purple blue, black, black, red blue, black, blue, blue