Scott McTominay's 14th goal of the season was not enough to prevent Napoli dropping two more points in their bid to retain the Italian title.
The Scotland midfielder slotted a precise 15-yard equaliser after 60 minutes away to 14th-placed Parma, who had taken the lead after just a minute through Gabriel Strefezza.
The draw means second-top Napoli, for whom Scotland team-mate Billy Gilmour was unused substitute, are now six points behind Internazionale before the leaders visit Como on Sunday evening.
Kieron Bowie scored his second goal for Hellas Verona since signing from Hibernian in January, but his fine solo finish to equalise against fellow Scotland striker Che Adams' Torino was not enough to prevent the second bottom visitors losing 2-1.
With Lawrence Shankland also scoring from the penalty spot in Heart of Midlothian's comeback win over Motherwell to stay top of the Scottish Premiership, with his 18th of the season, competition for striker berths at this summer's World Cup finals is hotting up.
George Hirst grabbed his 10th goal of the season, thumping home the second of the game in the East Anglian derby win away to Norwich City as Ipswich Town consolidated second spot in the Championship.
Oli McBurnie also pressed his case for a Scotland recall as the 29-year-old fired his 15th goal of the season for Hull City, but the side sitting sixth in the Championship failed to build on that and, after former Rangers midfielder John Lundstram's red card, conceded two late goals to the striker's former side, Sheffield United.
Meanwhile, Scotland Under-21 winger Emilio Lawrence inspired Luton Town's comeback to lift the Vertu Trophy with a 3-1 win over League One rivals Stockport County at Wembley.
The 20-year-old on loan from Manchester City fired the equaliser, his second goal of the season, after former St Johnstone striker Adama Sidibeh had given County an early lead.
Former Scotland youth defender Kal Naismith set up Luton's second for Nahki Wells.
