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