Entering their first-round playoff series with the Rockets, the Lakers knew they had to take away their opponent’s superpower.  During the regular season, the Rockets averaged an astonishing 15 offensive rebounds per game — the most in the NBA, and the most by a team in 25 years. They also forced an average of 13 turnovers per game. Layer those together and you’re not just playing an opponent, you’re playing a second invisible game that is allowing them more shots, more chaos, and more chances to bury you.  Through the first four games of the series, the Lakers were losing that game badly.  Deandre Ayton finished with 16 rebounds in the series-clinching Game 6 victory. NBAE via Getty Images They gave up 21 offensive rebounds in Game 1. Then 17. Then 18. Their turnovers were piling up like traffic on the 110-freeway. 18, 20, 20, and then 23 turnovers in Game 4.…