Where does “czterobramkowy” come from?

czterobramkowy (Polish) comes from Polish bramka, from Polish brama, from Old Czech brána, from Proto-Slavic borna, from Proto-Indo-European bʰorh₃neh₂, from Proto-Indo-European bʰerh₃- — to hit with a sharp instrument.

czterobramkowy (Polish): four-goal

Definitions

four-goal

Ancestry of “czterobramkowy”, step by step

czterobramkowy traces back through two separate lines of ancestry.

via Polish bramka

Step	Language	Word	Meaning
1	Polish	bramka	gate
2	Polish	brama	gate
3	Old Czech	brána	—
4	Proto-Slavic	borna	harrow; guarded entrance, protection, barrier,...
5	Proto-Indo-European	bʰorh₃neh₂	—
6	Proto-Indo-European	bʰerh₃-	to hit with a sharp instrument

via Polish cztery

Step	Language	Word	Meaning
1	Polish	cztery	four
2	Proto-Slavic	*četỳre	four
3	Proto-Balto-Slavic	ketures	four
4	Proto-Indo-European	kʷetwóres	four
5	Proto-Indo-European	kʷe-	and

Every word from Proto-Indo-European bʰerh₃- →Every word from Proto-Indo-European bʰorh₃neh₂ →Every word from Proto-Slavic borna →