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Urban transportation plays a crucial role in cities that host sports events. Mexico City, as one of the World Cup 2026 hosts, is one of the world's largest and most populous cities, with a population of over 22 million people. This city faces several challenges related to urban transportation. The purpose of this study is to develop a novel group decision-making framework for evaluating six sustainable alternatives for the management of urban transportation crises. Our proposed group decision framework develops the Base Criterion Method (BCM) and Combined Compromise Solution (CoCoSo) under the fuzzy ZE-numbers for the first time in the literature to obtain reliable decisions. Based on the opinions of decision-makers and expert votes on those opinions, the proposed approach offers a unique feature in decision sciences in that the reliability of decisions can be increased in two stages. Also, sensitive analyses …