fonttools/Lib/fontTools/feaLib/testdata/GPOS_8.fea

languagesystem DFLT dflt;

lookup ChainedSinglePos {
    pos A one'1 two'2 one'-1 two'-2;
} ChainedSinglePos;

lookup L1 {pos one 100;} L1;
lookup L2 {pos two 200;} L2;
lookup ChainedContextualPos {
    pos [A a] [B b] I' lookup L1 N' lookup L2 P' [Y y] [Z z];
} ChainedContextualPos;

feature test {
    lookup ChainedSinglePos;
    lookup ChainedContextualPos;
} test;