In short:
The gunman who killed six people and injured 15 others in central Krakow has died in hospital.
asserted
who → kill → hospital
Polish prosecutors said the mass shooting is being treated as an act "constituting a terrorist offence".
asserted
shooting → say → offence
The Polish government has vowed to review the requirements and regulations governing gun permits.
asserted
government → vow → permits
A gunman who killed six people and injured 15 others in a mass shooting in central Krakow, Poland, has died in hospital.
asserted
who → kill → hospital
The man was shot by police officers and arrested minutes after he opened fire on people from his car in Krakow's historic main square on Saturday, local time.
asserted
he → shoot → Saturday
Polish prosecutors said on Sunday the attack is being treated as an act "constituting a terrorist offence".
asserted
attack → say → offence
The government had said the assailant, identified as Michal O, a 24-year-old from the town of Ostrowiec Swietokrzyski in south-eastern Poland, may have been inspired by far-right ideology, without providing further details.
uncertain
assailant → say → details
Political attention
The incident sparked a bitter political dispute over his motives, with Poland's nationalist opposition criticising the government's statement about far-right ideology.
asserted
opposition → spark → ideology
Law & Justice party leader Jaroslaw Kaczynski said the claims were a "blatant lie".
uncertain
claims → say → ?
On Monday, government officials appeared to walk back from the initial comments.
asserted
officials → appear → comments
"Until the matter is fully clarified and the authorities are in possession of complete information, it is best to refrain from making comments, even if there are some initial indications," government spokesperson Adam Szlapka told local news.
asserted
Szlapka → clarify → news
Justice Minister Waldemar Zurek said on Monday that despite the death of the shooter, the investigation would continue, aiming to establish whether he acted alone or was inspired by any group.
asserted
he → say → group
"Evidence is being collected, but I will not show or disclose it.
asserted
I → collect → it
I ask for restraint," Mr Zurek told Radio Zet.
asserted
Zurek → ask → Zet
An interior ministry spokesperson said earlier on Monday there were many different emblems on the perpetrator's clothing that had already been partially examined and interpreted.
asserted
that → say → clothing
Family members killed
asserted
members → kill → ?
Four women and two men were killed in the shooting.
asserted
women → kill → shooting
Three of the women and one of the men were Polish, according to Malopolska regional governor Krzysztof Jan Klęczar.
uncertain
Three → accord → Klęczar
A man from the United Kingdom and a woman from Austria were also among the dead, authorities said.
asserted
authorities → say → dead
The bodies of the shooter's father, mother and sister were found in their family home on Saturday, and officials said they were also likely killed by Michal O.
asserted
they → find → O.
A video posted on social media showed a police officer repeatedly shooting the attacker, who was lying on the street.
asserted
who → post → street
The officer later slowly collapsed to the ground.
asserted
officer → collapse → ground
Of the 15 injured in the attack, 14 remain in hospital in a stable condition.
asserted
14 → injure → condition
A police officer who assisted in apprehending the shooter remains in a serious condition, according to Krakow Province Governor Krzysztof Kleczar.
uncertain
who → assist → Kleczar
The Polish government will review regulations on requirements for people with gun permits following the tragedy, Mr Zurek said.
asserted
Zurek → review → tragedy
Both the shooter and his father had gun permits, and several firearms were found in the family apartment and the assailant's car, prosecutors said.
asserted
prosecutors → have → apartment
The Aporia
