Gram 17 7 Questions Lofar 1 time-start 0 time-end 156 freq-start 0 freq-end 200 Lofar 2 time-start 0 time-end 156 freq-start 0 freq-end 200 WAV 1 WAV 1 Lofar 3 time-start 0 time-end 156 freq-start 0 freq-end 200 7 Questions Lofar 1 Lofar 2 WAV 1 Lofar 3