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