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