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