Random triples
| Subject | Object |
|---|---|
| gptkb:Rapid_Eye_Movement_sleep | 20-25% of total sleep |
| gptkb:REM:_Rapid_Eye_Movement | 20-25% of total sleep |
| gptkb:Non-rapid_eye_movement_sleep | 75-80% of total sleep |
| gptkb:NREM_sleep | 75-80% of total sleep |
| gptkb:paradoxical_sleep | 20-25% of total sleep |