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