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