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