diff --git a/src/edu/stanford/nlp/sempre/JavaExecutor.java b/src/edu/stanford/nlp/sempre/JavaExecutor.java
index 421bbb3..a8b5791 100644
--- a/src/edu/stanford/nlp/sempre/JavaExecutor.java
+++ b/src/edu/stanford/nlp/sempre/JavaExecutor.java
@@ -98,6 +98,30 @@ public class JavaExecutor extends Executor {
     public static String plus(String a, String b, String c, String d, String e, String f, String g) {
       return a + b + c + d + e + f + g;
     }
+    public static String plus(String a, String b, String c, String d, String e, String f, String g, String h) {
+      return a + b + c + d + e + f + g + h;
+    }
+    public static String plus(String a, String b, String c, String d, String e, String f, String g, String h, String i) {
+      return a + b + c + d + e + f + g + h + i;
+    }
+    public static String plus(String a, String b, String c, String d, String e, String f, String g, String h, String i, String j) {
+      return a + b + c + d + e + f + g + h + i + j;
+    }
+    public static String plus(String a, String b, String c, String d, String e, String f, String g, String h, String i, String j, String k) {
+      return a + b + c + d + e + f + g + h + i + j + k;
+    }
+    public static String plus(String a, String b, String c, String d, String e, String f, String g, String h, String i, String j, String k, String l) {
+      return a + b + c + d + e + f + g + h + i + j + k + l;
+    }
+    public static String plus(String a, String b, String c, String d, String e, String f, String g, String h, String i, String j, String k, String l, String m) {
+      return a + b + c + d + e + f + g + h + i + j + k + l + m;
+    }
+    public static String plus(String a, String b, String c, String d, String e, String f, String g, String h, String i, String j, String k, String l, String m, String n) {
+      return a + b + c + d + e + f + g + h + i + j + k + l + m + n;
+    }
+    public static String plus(String a, String b, String c, String d, String e, String f, String g, String h, String i, String j, String k, String l, String m, String n, String o) {
+      return a + b + c + d + e + f + g + h + i + j + k + l + m + n + o;
+    }
     private static String toString(Object x) {
       if (x instanceof String)
         return (String) x;