& {\delimit} &{\nonterminal{Integer}} \\
& {\delimit} &{\terminal{{$-$}}} {\nonterminal{Exp3}} \\
& {\delimit} &{\nonterminal{Bool}} \\
& {\delimit} &{\terminal{readInt}} \\
& {\delimit} &{\terminal{readBool}} \\
& {\delimit} &{\nonterminal{Integer}} \\
& {\delimit} &{\terminal{{$-$}}} {\nonterminal{Exp3}} \\
& {\delimit} &{\nonterminal{Bool}} \\
& {\delimit} &{\terminal{readInt}} \\
& {\delimit} &{\terminal{readBool}} \\