not a valid subject

SQL1 is SELECT id, name, alpha, bold, bodytext, active, meta, intro, plural FROM subjects WHERE name='Marge Schott' OR plural='Marge Schott' ORDER BY alpha DESC LIMIT 1
SQL2 is
SQL3 is SELECT image_id from image_data where property_type='strip' AND image_id IN (50492, 6708) LIMIT 1

Array ( [error] => [warning] => [status] => 0 [fields] => Array ( [0] => keywords [1] => participants [2] => setting [3] => caption ) [attrs] => Array ( [published] => 2 [viewable] => 2 [property] => 1 ) [matches] => Array ( [50492] => Array ( [weight] => 2 [attrs] => Array ( [published] => 2010 [viewable] => 2010 [property] => 156 ) ) [6708] => Array ( [weight] => 2 [attrs] => Array ( [published] => 2004 [viewable] => 2004 [property] => 55 ) ) ) [total] => 2 [total_found] => 2 [time] => 0.000 [words] => Array ( [marge] => Array ( [docs] => 14 [hits] => 31 ) [schott] => Array ( [docs] => 2 [hits] => 4 ) ) )

50492, 6708