ministers.json

[{
	"ministry": "<ministry identifier>",
	"title": "<position title>",
	"name": "<minister's name>",
	"from": "<start date of ministership>",
	"to": "<end date of ministership>"
},{
	...
}]

ministries.json

[{
	"id": "<unique identifier of some kind>",
	"name": "<name of prime minister>",
	"party": "<name of party>",
	"from": "<start date of ministry>",
	"to": "<end date of ministry>"
},{
	...
}]