The issue surfaced when two fans held up a sign that was critical of President Fidel Castro during Cuba 's game with the Netherlands on Thursday .
Fidel Castro /people/person/nationality Cuba
DT NN VBD WRB CD NNS VBD RP DT NN WDT VBD JJ IN NNP NNP NNP IN NNP POS NN IN DT NNP IN NNP .
Fidel Castro
PERSON
Cuba
LOCATION
/people/person/nationality