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:2018-04-18, Stock:UL, The news for the past five days is as follows:
2018-04-11: nan
2018-04-12: NEWS1: 1 Key Metric for Unilever Investors to Focus On.
2018-04-13: NEWS1: Unilever remuneration under fire from investor advisory firms.NEWS2: Shareholder advisors ISS urge vote against Unilever remuneration policy.NEWS3: [$$] Unilever faces potential shareholder unrest over pay policy.
2018-04-16: nan
2018-04-17: NEWS1: Sigma Holdco BV -- Moody's assigns B3 rating to Sigma Holdco BV's proposed EUR1,050 million senior notes due in 2026.

Answer: Decrease