general_fact: 87 is the number of tools in the Wenger Swiss Army Knife version XXL, listed in the Guinness Book of World Records as the world's most multi-functional penknife.
math_fact: 87 is the sum of the squares of the first 4 primes.
trivia: 87 is the number of tools in the Wenger Swiss Army Knife version XXL, listed in the Guinness Book of World Records as the world's most multi-functional penknife.
historical_date: March 27th is the day in 1994 that the Eurofighter takes its first flight in Manching, Germany.