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