[INST] Who won the Iowa primary in 2016? [/INST]Which 2016?</s>[INST] Who won the Republican primary in Iowa in 2016? [/INST]Donald Trump.</s>[INST] Didn't Ted Cruz win the Iowa primary in 2016? [/INST]
Yes, you're correct. Ted Cruz did indeed win the Republican primary in Iowa in 2016.
Not according to Wikipedia.