Based on the news about the stock in the past five trading days, please predict the rise or fall of the stock in the next trading day. If the stock is predicted to rise in the next trading day, please output [Rise], if the stock is predicted to fall in the next trading day, please output [Decrease].

Date:2018-12-13, Stock:UL, The news for the past five days is as follows:
2018-12-06: NEWS1: [$$] Unilever CMO Keith Weed to Leave Company After 35 Years.NEWS2: Unilever Chief Marketing Officer Weed to retire.
2018-12-07: nan
2018-12-10: nan
2018-12-11: NEWS1: UL vs. CLX: Which Stock Should Value Investors Buy Now?.NEWS2: UL vs. CLX: Which Stock Should Value Investors Buy Now?.NEWS3: UL vs. CLX: Which Stock Should Value Investors Buy Now?.
2018-12-12: nan

Answer: Rise