Encoding Value Through Theme Predication

it was the frog he lost (Martin 1992: 130)

Theme Predication: encoding ‘that which he lost’ ('what did he lose?)

it	was	the frog	[(that) he lost]
Val-	Process: identifying	Token	-ue
Identi-		Identifier	-fied
Theme			Rheme
New			Given

 cf. decoding ‘it’ ('which frog was it?)

it	was	the frog [(that) he lost]
Token	Process: identifying	Value
Identified		Identifier
Theme	Rheme
		New