<$list filter="[is[current]tag[rootTag]]">
<$list filter="[tag[L1Tag]field:someField{!!title}]]">
! {{!!title}}
<<<
{{!!text}}
<<<
</$list>
</$list>
<$list filter="[is[current]tag[L1Tag]]">
<$list filter="[tag[L2Tag]field:someField{!!someValue}]">
!! {{!!title}}
<<<
{{!!text}}
<<<
</$list>
</$list>