But unlike traditional cryptocurrencies, NFTs are non-fungible, meaning that one cannot be exchanged for another. A Non-Fungible Token (NFT) is a unique digital token encrypted with an artist's signature and which verifies its ownership and authenticity and is permanently attached to the piece. What is a NFT? An NFT is a unique digital asset encrypted with the creator's signature, which authenticates it as their original work. For others, they are seen as an investment opportunity similar to cryptocurrencies, because the value could increase.
non-fungible is used in chess.
( z0 use :ARG1 ( z1 fungible :polarity - ) :ARG2 ( z2 chess ) )
(z0 / use-01
    :ARG1 (z1 / fungible
              :polarity -)
    :ARG2 (z2 / chess))
non - fungible is used in chess .
z1 :polarity 0
z0 :ARG1 z1
z0 :ARG2 z2