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