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