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