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