private static boolean tuple_var_declaration_item_1(PsiBuilder b, int l) {
    if (!recursion_guard_(b, l, "tuple_var_declaration_item_1")) return false;
    boolean r;
    Marker m = enter_section_(b);
    r = tuple_var_declaration_item_1_0(b, l + 1);
    if (!r) r = tuple_variable(b, l + 1);
    exit_section_(b, m, null, r);
    return r;
  }
private static boolean tuple_var_declaration_item_1(PsiBuilder b, int l)