▁But ▁after ▁forcing ▁a ▁Dallas ▁punt , ▁Mont ana ▁threw ▁a ▁ 2 0 - yard ▁touch down ▁to ▁Clark ▁to ▁re take ▁the ▁lead , ▁ 1 4 – 1 0 . ▁Dallas ▁respond ed ▁with ▁an ▁ 8 0 - yard ▁drive , ▁including ▁a ▁controvers ial ▁pass ▁inter ference ▁penalty ▁on ▁ 4 9 ers ▁def ensive ▁back ▁Ron nie ▁L ott ▁which ▁null ified ▁his ▁inter ception ▁and ▁gave ▁the ▁Cow bo ys ▁a ▁ 3 5 - yard ▁gain ▁at ▁the ▁San ▁Francisco ▁ 1 2 - yard ▁line . ▁Three ▁plays ▁later , ▁running ▁back ▁Tony ▁Dor sett ▁scored ▁on ▁a ▁ 5 - yard ▁r ushing ▁touch down ▁to ▁give ▁Dallas ▁a ▁ 1 7 – 1 4 ▁lead . ▁The ▁ 4 9 ers ▁got ▁another ▁chance ▁to ▁score ▁before ▁hal ft ime ▁when ▁they ▁recovered ▁a ▁f umbled ▁punt ▁on ▁the ▁Dallas ▁ 4 2 . ▁But ▁after ▁a ▁ 1 5 - yard ▁illegal ▁block ▁penalty ▁on ▁Clark , ▁Mont ana ▁lost ▁a ▁f umble ▁while ▁being ▁s ack ed ▁by ▁Har vey ▁Martin . ▁The ▁Cow bo ys ▁f ared ▁no ▁better ▁as ▁White ▁was ▁s ack ed ▁twice ▁on ▁their ▁next ▁drive , ▁once ▁by ▁Jim ▁St uck ey ▁and ▁once ▁by ▁Lawrence ▁P ill ers , ▁and ▁the ▁half ▁ended ▁soon ▁after . ▁ ▁In ▁the ▁third ▁quarter , ▁San ▁Francisco ▁got ▁another ▁scoring ▁opportunity ▁when ▁D w ight ▁H icks ▁returned ▁a ▁punt ▁ 1 2 ▁yards ▁to ▁mid