text: fuel	fuel_burn_limit_ba	balancing_type_horizon	horizon	fuel_burn_min_unit	fuel_burn_max_unit	relative_fuel_burn_max_fuel	relative_fuel_burn_max_ba	fraction_of_relative_fuel_burn_max_fuel_ba
  Gas	Zone1	year	2020	.	50	.	.	.
  Gas	Zone1	year	2030	1000	5	.	.	.
  Coal	Zone1	year	2020	.	100	Gas	Zone1	0.5
  Coal	Zone2	year	2020	1000	10	.	.	.
  Coal	Zone1	year	2030	.	10	.	.	.
  Coal	Zone2	year	2030	.	100	.	.	.
  Nuclear	Zone1	year	2020	0	.	Coal	Zone1	2