MIT Press

Table 2

Latent-to-latent variable connections. Queue = front of the input queue; Top = top of the stack.

Closest	Current	Syn-Syn	Sem-Syn	Sem-Sem	Syn-Sem
Queue	Queue	+	+	+	+
Top	Top	+	+	+	+
Top	Rightmost right dependent of top	+		+
Top	Leftmost left dependent of top	+		+
Top	Head of top	+		+
Top	Leftmost dependent of queue	+		+
Queue	Top	+

Closest	Current	Syn-Syn	Sem-Syn	Sem-Sem	Syn-Sem
Queue	Queue	+	+	+	+
Top	Top	+	+	+	+
Top	Rightmost right dependent of top	+		+
Top	Leftmost left dependent of top	+		+
Top	Head of top	+		+
Top	Leftmost dependent of queue	+		+
Queue	Top	+