What's the meaning of 龙舟队分哪个两个组？ What is the meaning of this sentence?

龙舟队分哪个两个组？

Moreover, is 分组 a separable verb 离合动词, or is it a verb and a noun?
I haven't found grammar references that explain the verb in question. I'm confused because 哪 is in the middle of the supposed separable verb.
龙舟队分哪个两个组？

I think it is a typo.
remove the extra 个 and write 龙舟队分哪两个组?(dragon boat teams divided into which two groups?) make the most sense

龙舟队分[哪两个组]?


龙舟队分[男子组和女子组]


龙舟队分[成人组和少年组]


龙舟队分[业余组和职业组]

It is wrong to use 个 (a) as a classifier for 两个组 (two groups)
Similarly:
你說的是哪兩个隊 (O)
你說的是哪兩隊 (O)
你說的是哪个隊 (O)
你說的是哪隊 (O)
你說的是哪个兩隊 (X)
你說的是哪个兩个隊 (X)(X)