/*  Copyright (C) Wolfgang Menzel, Universität Hamburg, 2003-06-27

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License
    as published by the Free Software Foundation; either version 2
    of the License, or (at your option) any later version.
*/

:- use_module(instance_diag).
:- nl.
:- write_ln('a simple instance-based system with error anticipation').
:- write_ln('subject-verb agreement in simple sentence').
:- nl.

exercise(agreement1,'Build a sentence using the following words.').

item(agreement1,1,'Mary, sleep',
   [[[mary, sleeps]], [[mary, is, sleeping]], [[mary, slept]],
   [[mary, has, been, sleeping]], [[mary, will, sleep]],
   [[mary, will, be, sleeping]]]).
item(agreement1,2,'I, drink',
   [[[i, drink]], [[i, am, drinking]], [[i, drank]],
   [[i, have, been, drinking]], [[i, will, drink]], [[i, will, be, drinking]]]).
item(agreement1,3,'he, walk',
   [[[he, walks]], [[he, walked]], [[he, will, walk]],
   [[he, is, walking]], [[he, has, been, walking]], [[he, will, be, walking]]]).
item(agreement1,4,'they, dance',
   [[[they, dance]], [[they, are, dancing]], [[they, danced]],
   [[they, have, been, dancing]], [[they, will, dance]],
   [[they, will, be, dancing]]]).

:- do_exercise(agreement1).