eg-0206

{
  "@context": "https://schema.org",
  "@type": "SportsTeam",
  "name": "San Francisco 49ers",
  "member": {
    "@type": "OrganizationRole",
    "member": {
      "@type": "Person",
      "name": "Joe Montana"
    },
    "startDate": "1979",
    "endDate": "1992",
    "roleName": "Quarterback"
  }
}

<div vocab="https://schema.org/" typeof="SportsTeam">
    <span property="name">San Francisco 49ers</span>
    <div property="member" typeof="OrganizationRole">
        <div property="member" typeof="https://schema.org/Person">
            <span property="name">Joe Montana</span>
        </div>
        <span property="startDate">1979</span>
        <span property="endDate">1992</span>
        <span property="roleName">Quarterback</span>
    </div>
</div>

<div itemscope itemtype="https://schema.org/SportsTeam">
    <span itemprop="name">San Francisco 49ers</span>
    <div itemprop="member" itemscope itemtype="https://schema.org/OrganizationRole">
        <div itemprop="member" itemscope itemtype="https://schema.org/Person">
            <span itemprop="name">Joe Montana</span>
        </div>
        <span itemprop="startDate">1979</span>
        <span itemprop="endDate">1992</span>
        <span itemprop="roleName">Quarterback</span>
    </div>
</div>

A JSON example of an OrganizationRole, showing information
about a 'member' of a 'SportsTeam', including time qualfiers
(when he began and ended that role).