PARIS: Europa League results on Thursday:

Quarter-finals, first leg

At London

Arsenal (ENG) 2 (Ramsey 15, Koulibaly 25-og) Napoli (ITA) 0

At Vila-real, Spain

Villarreal (ESP) 1 (Cazorla 36-pen) Valencia (ESP) 3 (Guedes 6, 90+3, Wass 90+1)

At Lisbon

Benfica (POR) 4 (Felix 21-pen, 43, 54, Dias 50) Eintracht Frankfurt (GER) 2 (Jovic 40, Paciencia 72)

At Prague

Slavia Prague (CZE) 0 Chelsea (ENG) 1 (Alonso 86)

-- Second legs to be played on Thursday, April 18