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