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