Data set 1: Valid set of patterns Data set 2: Impossible combination Data set 3: Valid set of patterns Data set 4: Valid set of patterns Data set 5: Valid set of patterns Data set 6: Valid set of patterns Data set 7: Valid set of patterns Data set 8: Valid set of patterns Data set 9: Valid set of patterns Data set 10: Valid set of patterns Data set 11: Valid set of patterns Data set 12: Valid set of patterns Data set 13: Valid set of patterns Data set 14: Valid set of patterns Data set 15: Impossible combination Data set 16: Impossible combination Data set 17: Impossible combination Data set 18: Impossible combination