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