Instruction: Given a query and a list of products denoted as A, B, C, ... with their titles, rank the products according to their relevance to the query. Output only a ranked list in which the most relevant product is at the top of the list.

Input:
Query: 12v 4.0ah rechargeable battery
Product list:
A: ML5-12 - 12 Volt 5 AH Rechargeable SLA Battery - Mighty Max Battery Brand Product
B: EnerSys Genesis NP4-12 - 12 Volt/4 Amp Hour Sealed Lead Acid Battery with 0.187 Fast-on Connector (2 Pack)
Answer: B,A