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