Delete row 1555 from pager_paper_questions

id 1555
question_id q_45c68325
assignment_id asgn_3449e233
type short_answer
content_text 4.这块琥珀有什么科学价值？（6分）
score 8.6
difficulty 0.5
correct_answer
explanation
sort_order 3
assigned_page 2
page_order 4
image_idx 0
section kenei
options []
major_index
extra_content []
ref_material_id NULL
ref_paragraph_index NULL
create_time 2026-06-17 04:21:50
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