[
	"delete a.b;",
	"delete a?.b;",
	"delete a['b'];",
	"delete a?.['b'];",
	"delete a.b.c;",
	"delete a.b?.c;",
	"delete a.b['c'];",
	"delete a.b?.['c'];",
	"delete a?.b.c;",
	"delete a?.b?.c;",
	"delete a?.b['c'];",
	"delete a?.b?.['c'];"
]