query: How many teams participate in FIFA?
passage: 2018 FIFA World Cup qualification
The 2018 FIFA World Cup qualification process was a series of tournaments organised by the six FIFA confederations to decide 31 of the 32 teams which would play in the 2018 FIFA World Cup, with Russia qualifying automatically as hosts. All 210 remaining FIFA member associations were eligible to enter the qualifying process, and for the first time in World Cup history, all eligible national teams registered for the preliminary competition,[1] but Zimbabwe and Indonesia were disqualified before playing their first matches.[2][3] Bhutan, South Sudan, Gibraltar and Kosovo made their FIFA World Cup qualification debuts.[4][5][6][7][8]
passage: 2019–20 CONCACAF Nations League qualifying
Apart from the 6 teams which participated in the 2018 FIFA World Cup qualifying hexagonal, the other 34 teams (Guatemala could not enter due to FIFA suspension after missing the deadline of 1 March 2018) entered qualifying. Each team will play four matches, two home and two away. Based on their results, the teams will be divided into tiers for the group phase of the inaugural edition of the CONCACAF Nations League: