Table:
text: 2008 Portuguese motorcycle Grand Prix
125cc Classification
125cc Classification
Rider Manufacturer Laps Time_ Grid
Simone Corsi Aprilia 23 40:56.168 1
Joan Olivé Derbi 23 +0.299 6
Nicolás Terol Aprilia 23 +6.355 3
Steve Bonsey Aprilia 23 +14.973 2
Danny Webb Aprilia 23 +15.532 4
Gabor Talmacsi Aprilia 23 +15.868 9
Mike Di Meglio Derbi 23 +15.875 8
Stefan Bradl Aprilia 23 +17.887 7
Sergio Gadea Aprilia 23 +18.123 5
Sandro Cortese Aprilia 23 +22.613 20
Andrea Iannone Aprilia 23 +27.490 12
Dominique Aegerter Derbi 23 +27.544 19
Pol Espargaro Derbi 23 +28.370 21
Michael Ranseder Aprilia 23 +28.417 22
Efren Vazquez Aprilia 23 +32.713 15
Tomoyoshi Koyama KTM 23 +34.002 11

text: 2008 Portuguese motorcycle Grand Prix
125cc Classification
125cc Classification
Rider Manufacturer Laps Time_ Grid
Stefano Bianco Aprilia 23 +47.698 17
Marc Márquez KTM 23 +51.637 26
Takaaki Nakagami Aprilia 23 +51.679 24
Alexis Masbou Loncin 23 +51.717 25
Scott Redding Aprilia 23 +1:07.908 10
Pere Tutusaus Aprilia 23 +1:15.894 23
Dino Lombardi Aprilia 23 +1:19.975 33
Robert Muresan Aprilia 23 +1:39.194 30
Cyril Carrillo Honda 23 +1:39.218 34
Axel Pons Aprilia 23 +1:43.956 32
Ivan Maestro Aprilia 22 +1 Lap 31
Karel Pešek Aprilia 22 +1 Lap 36
Bradley Smith Aprilia 12 Accident 13
Lorenzo Zanetti KTM 12 Retirement 28
Pablo Nieto KTM 11 Retirement 14
Jules Cluzel Loncin 8 Retirement 27
Esteve Rabat KTM 7 Retirement 18

Question: Can you give me the highest grid with a time of +15.532 and laps greater than 23 for the 125cc classification of the 2008 Portuguese Motorcycling Grand Prix?

Question: Can you give me the sum of the grid with a time of +6.355 and laps greater than 23 for the 125cc classification of the 2008 Portuguese Motorcycling Grand Prix?