Fancamps, Fanfests and Ticket Exchange for the World Cup 2014 in Brazil

I have the following tickets for swap. Match 52 - Rd 16 - Jo-burg - Argentina/Uruguay? - 2 tickets Match 54 - Rd 16 - Jo-burg - Brazil/? - 2 tickets Match 58 - Qtr Final - Jo-burg - England? - 6 tickets Match 59 - Qtr Final - Capetown - Argentina/Germany? - 2 tickets. I am looking for 2 semifinal ti...