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: g fountain pen
Product list:
A: PILOT G2 Premium Refillable & Retractable Rolling Ball Gel Pens, Fine Point, Navy Blue Ink, 12-Pack (31187)
B: Pilot Varsity Disposable Fountain 6 Pack Combo, 3 Black Pens and 3 Blue Pens
Answer: B,A