Complex sentence: The PC-Engine (JP) version has 1991 printed on the card, while the TurboGrafx-16 (U.S.) version has 1993 printed on the card, due to this late printing at the end of the systems life the U.S. version is very rare.
Split into simpler sentences: The PC-Engine (JP) version has 1991 printed on the card, while the TurboGrafx-16 (U.S.) version has 1993 printed on the card. Due to this late printing at the end of the system's life, the U.S. version is very rare.