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