-md` ${president.first-name} {$president.last-name} is president ${president.number}.`+md` ${president[0]['first-name']} ${president[0]['last-name']} is president ${president[0].number}.`
-president = d3.csvParse(`number, first-name, last-name 45, Donald, Trump 44, Barack, Obama+president = d3.csvParse(`number,first-name,last-name 45,Donald,Trump 44,Barack,Obama`)