worthy rival

I compete.

私は競います

I test my skill against my rival.

私は好敵手と実力を競います

I test my skill against my rival at the gym.

私は体育館で好敵手と実力を競います

I test my skill against my rival at the gym today.

私は今日、体育館で好敵手と実力を競います

I test my skill against my rival at the gym with my teammate today.

私は同僚と今日、体育館で好敵手と実力を競います