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