Hiding Information in Reversible English Transforms for a Blind Receiver

Table 2

Conditional structure format.

Format	Rearrangement of format
“if p, q”	“q, if p”
“for q, p”	“p, for q”
“q, when p”	“when p, q”
“q is necessary for p”	“for p, q is necessary”
“q unless ~p (not p)”	“unless ~p (not p), q”
“p if and only if q”	“q, if and only if p”