A strong rhetorical answer can follow this order: (1) expression and plain meaning, (2) key syntactic relation, (3) defensible device, (4) clue and reasoning, (5) contextual effect. If two analyses are possible, state the condition under which each is justified.
For “Banā l-amīru l-jisr,” begin by asking who actually built the bridge. Personal construction would give literal attribution; supervising a workforce could allow majāz ʿaqlī. Making such conditions explicit turns terminology into reliable analysis.