The pair were competing in the first of two semi-finals in the Turkish capital and both amassed a leading score of 1,459 which confirmed their advancement into the decider tomorrow.

They had contrasting starts as Jun finished second in the initial fencing contest with 24 wins while just five fewer victories put Hernandez in 14^th.

Finishes of 10^th and 11^th followed in the swimming with the Mexican edging it by 0.27, before he prevailed by a single position again this time with a second-place result in riding.

Hernandez capped off his performance with a time of 11min 0.10sec in the laser run to come eighth in the discipline, while Jun finished 14^th.

Egypt's Mohanad Shaban lived up to expectations with a dominant display in the fencing which helped him take 1,455 points and third place overall.

The leading trio were joined by Germany's Marvin Faly Dogue, Łukasz Gutkowski of Poland, Csaba Bohm of Hungary, Zhang Linbin of China, Czech Republic's Marek Grycz, and South Korean Park Woo-jin.

The group finished in the top nine to confirm their place in the final.

The second semi-final saw a three-way tie at the top of the table.

South Korean Seo Chang-wan, Ukraine's Pavlo Tymoshchenko, and Balazs Szep of Hungary all register 1,441 points despite none winning any of the disciplines.

Italy's Matteo Cicinelli took fourth place and was followed by Frenchman Valentin Belaud and British Olympic champion Joe Choong.

China's Luo Shuai and Czech pair Jan Kuf and Martin Vlach made up the nine qualifiers.

Individual competition is set to conclude tomorrow with the women's final in the morning followed by the men's later in the afternoon.