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