template: `
  ‹app-hero-bio [heroId]="1"› ‹app-hero-contact›‹/app-hero-contact› ‹/app-hero-bio›
  ‹app-hero-bio [heroId]="2"› ‹app-hero-contact›‹/app-hero-contact› ‹/app-hero-bio›
  ‹app-hero-bio [heroId]="3"› ‹app-hero-contact›‹/app-hero-contact› ‹/app-hero-bio›`,