 It has been suggested by A. J. Larner that Carroll 's Humpty Dumpty had prosopagnosia on the basis of his description of his finding faces hard to recognise . 
 It <a href='been_done' title='1'><mark>has</mark></a> been suggested by A. J. Larner that Carroll <a href='null_genetive' title='2'><mark>'s</mark></a>Humpty Dumpty had prosopagnosia on the basis of his description of his finding faces hard to recognise . 
It done been suggested by A. J. Larner that Carroll  Humpty Dumpty had prosopagnosia on da basis of his description of his finding faces hard to recognise .