The function f(x) takes a word input and returns a value between 0 and 1, indicating the association of the input word with a particular concept. The function is selective for two concepts: "art" and "politics".

For the concept "art", the function returns a high association value for words related to visual art, such as "Louvre" and "hip-hop". It also returns a high association value for words related to performance art, such as "Walter White" and "Buddha".

For the concept "politics", the function returns a high association value for words related to government and political institutions, such as "government" and "Empire State Building". It also returns a high association value for words related to political ideologies, such as "classical" and "language".

The function also returns a low association value for words that are not related to either concept, such as "car" and "helmet".

Overall, the function f(x) is selective for two concepts, "art" and "politics", and returns a value between 0 and 1 indicating the association of the input word with either concept.