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