Lazio missed the chance to leapfrog fourth-placed Juventus and enter Serie A's Champions League qualification zone on Monday when they were held 1-1 at home by Udinese.
Florian Thauvin opened the score for Udinese, who are 10th, but Alessio Romagnoli equalized for the Rome team, with both goals coming from short range in the first half.
Lazio are fifth with 51 points from 28 games, one point behind Juve, who were trashed 4-0 at home by third-placed Atalanta on Sunday.
Champions Inter are top of the table with 61 points.
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