| sk = fs ', okval(val, fs .type), is_fskey(sk), validstatfields(str, st) ⊦ sk = _length, is_referencevalue(val), validstatfields(str, st[r -- sk, val]) |
okval(val, fs .type), validstatfields(str, st) ⊦ fs ' = _length, is_referencevalue(val), validstatfields(str, st[r -- fs ', val])
[[CONCRETESIMPRULES : ([CSIMPNAMEDSEQ : storekey, , test-05, ⊦ is_fskey(fs ')])]]