14 lines · plain
1sink: "{ S[] -> a[] }"2must_source: "{ T[] -> a[]; U[] -> a[] }"3may_source: "{ V[] -> a[] }"4schedule:5 domain: "{ S[]; U[]; T[]; V[] }"6 child:7 sequence:8 - filter: "{ U[]; T[]; V[] }"9 child:10 sequence:11 - filter: "{ U[] }"12 - filter: "{ V[]; T[] }"13 - filter: "{ S[] }"14