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