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