Who won the World Chess Championship in 2021?
Magnus Carlsen defeated Ian Nepomniachtchi 7.5 - 3.5 to become the 2021 World Chess Champion.
<START_INST>Who won the World Chess Championship in 2021?<END_INST><START_CTX><END_CTX><START_A>Magnus Carlsen defeated Ian Nepomniachtchi 7.5 - 3.5 to become the 2021 World Chess Champion.<END_A>