sentence: Six kids are having karate lesson while several spectators are watching them on the sideline. sentence:   They form a single line and started to execute  hand & feet move back and forth. sentence:  After the kicking move, the line breaks and the last two kids in line move further back and the grown man move on the side next to them. sentence:  They proceed to there previous position and began to rearrange and face their respective partners. sentence:  They bow their heads with each partner and duel while the two man sitting on the chair are watching them.