Three-time world champion Lazaro Alvarez lost 1-4 to Mongolia’s Chinzorig Baatarsukh in the 63.5-kilogram category.
Debutant Jorge Cuellar lost by unanimous 0-5 count to India’s Nishant Dev, in the 71-kg division.
Later, in the 80-kg category, the famous Arlen Lopez lost 3-4 to China’s Tanglatihan Touohetaerbieke.
Finally, Uzbekistan’s Lazizbek Mullojonov defeated Olympic champion Julio Cesar La Cruz, 4-1, in the 92-kg division.
Meanwhile, Alejandro Claro (48) and Saidel Horta (57) won for Cuba and secured their pass to the semifinals, in addition to guaranteeing -at least- the bronze medals.
Claro swept Scotland’s Bashir Aqeel and Horta defeated Kazakhstan’s Serik Termizhanov, runner-up in the last World Championship, in a 5-0 decision.
The world championships will be held at the Humo Arena in Tashkent until May 14.
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