In his first-ever press conference ahead of the semi-final showdown, Yamal called Messi 'the best player in football's history'.

Martinez, who plays alongside Messi for Argentine, refused to feed into the comparison between Barcelona wonderkid Yamal and the eight-time Ballon d'Or winner Messi.

Lautaro Martinez had a straightforward reply when asked to compare his national team captain Lionel Messi to Barcelona's teenage sensation Lamine Yamal.