Alfonso Soriano hit two solo home runs and Ted Lilly pitched seven strong innings to lead the Cubs to a 3-1 victory over the Pittsburgh Pirates on Tuesday night.The Cubs won for the fourth time in 11 games and improved to 3-8 this season against the last-place Pirates.After ending its 17-game road losing streak on Monday night, the Pirates’ offense came on a solo homer by Ryan Doumit in the fifth inning. Overall, the Pirates have lost 19 of their last 22 games and are 25 games below .500 (26-51). Pittsburgh has only scored five runs in its last four games.With unseasonably cool weather and the wind blowing in, Lilly took advantage by getting a number of fly outs. He allowed one run and six hits, struck out five and walked one.Lilly pitched out of a jam in the seventh inning. With runners on second and third and one out, he got Ronny Cedeno to pop out on the first pitch and struck out pinch-hitter Ryan Church.The Cubs have scored 13 runs in the Lilly’s last eight starts.Cubs reliever Sean Marshall pitched a scoreless eighth and Carlos Marmol regained his form for a perfect ninth for his 14th save in 17 opportunities. Marmol allowed the go-ahead RBI single in Monday’s loss and was tagged for three runs in Sunday’s win over the White Sox.Pittsburgh starter Jeff Karstens (2-3) allowed three runs, two earned, and seven hits in six innings. He struck out two and walked one.Koyie Hill doubled with one out in the second and moved to third on Doumit’s passed ball. Starlin Castro then lifted a fly ball to left field and Hill just beat Jose Tabata’s throw standing up.With two outs in the fourth inning, Soriano homered to left on the first pitch.Doumit led off the fifth with his seventh homer of the season, on a 3-2 pitch off Lilly. Soriano gave Lilly an insurance run in the sixth inning with a two-out home run. It was his 13th of the season and second time he’s homered twice in a game this year.

NOTES—Pirates INFs Bobby Crosby and Neil Walker didn’t play because of concussion-like symptoms. Both are listed day-to-day. … The Cubs placed John Grabow on the 15-day DL with a sprained left knee and placed Carlos Zambrano on the restricted list. Relievers James Russell and Jeff Stevens were called up from Triple-A Iowa to fill the roster spots. … Soriano hit two home runs against Arizona on May 2.