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