SELECT COUNT(*) FROM product AS a1 WHERE a1.status='Y' AND a1.model_status='Y' AND a1.picture_status='Y' AND ( a1.model_category1_pk='1' OR a1.model_category2_pk='1' OR a1.model_category3_pk='1' ) AND a1.model_pk='52' AND a1.picture_pk='6895'