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