update slides

Section04-Phrasal-and-Syntactic-Models/section04.tex

@@ -4660,7 +4660,7 @@ d = r_1 \circ r_2 \circ r_3 \circ r_4
 \begin{eqnarray}
 \langle\ \alpha_h,\beta_h\ \rangle & = & \langle\ \textrm{VP}, \textrm{VP}\ \rangle \nonumber \\
 \alpha_r & = & \textrm{VP(PP:}x\ \textrm{VP(VV(表示) NN:}x)) \nonumber \\
-\beta_r & = & \textrm{VP(VBZ(was) VP(VBZ:}x\ \textrm{PP:}x)) \nonumber \\
+\beta_r & = & \textrm{VP(VBZ(was) VP(VBN:}x\ \textrm{PP:}x)) \nonumber \\
 \sim & = & \{1-2,2-1\} \nonumber
 \end{eqnarray}
 }