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