Instruction: Analyze the query and product title to assess the level of relevance between them, and then output the corresponding option that best describes this relevance.

Input:
Query: yintatech
Product: UNIT FARM UF4000 LED Grow Lights 360W Full Spectrum Indoor Hydroponic Plant Light OSRAM Diodes Include IR UV, Detached Meanwell Driver Grow Lighting for Greenhouse Grow Tent for 4x4FT Veg 3x3FT Bloom

Options:
A: The product is relevant to the query, and satisfies all the query specifications.
B: The product is somewhat relevant. It fails to fulfill some aspects of the query but the product can be used as a functional substitute.
C: The product does not fulfill the query, but could be used in combination with a product exactly matching the query.
D: The product is irrelevant to the query.
Answer: B: The product is somewhat relevant. It fails to fulfill some aspects of the query but the product can be used as a functional substitute.