Swordfish/Jellyfish

Sample Swordfish/Jellyfish unsolvable with X-Chain, XY-Chain, Nice Loop/AIC.
ToDo: this would need to be tested against Grouped X-Cycles.

Unsolved Swordfish:

3.17..8.......5..7.5..1..23..34....25.42.1...7.263......8....1.....7...6....2..3.
1.......2...8..6..493....8....29.....71......96....3.1..5...4..3..7........52..7.
.391.....1.......686...3.......129...7.3..4....2........5.4.37.....89..2........1
.9.7.....1....9.4..563...2...29..5......3268.....5........7.85.4....5..66.......7
....62...3.8....1.......8..41..8.9....519...8.......61.4365........37.5.......49.
...1..........386.9.465....5....2...3.1.8..452.8...7.....73.1.......142........5.
.4..5...9.6...4.7.9.57...1.........4..2......81.43..92......6.....1....763.98....
..............75.2...4.936.....4.62...2....1596........8.6.5....7..9...352478....
5.9.13.4........3......9.56..396.7..1...3..8...7........46....2.2.......7.8..45..
...8...532.1.......5....9....5.1..3..3...5.841.7.8.....2.67.8....65.............9
..9.57.3......2..1..74.6....3.7....5.8.........65..1.4..58.1..7.......49....2....
..8..2.36...4.....26..9.......9...7......1.53..5238....2.15.8..9....4..1.7.......
.1...8..269...27.17..9...8523.8......4......7....64.........9.....7...18..2....3.
........6...18.5....7..3...67.9.4.1.41....8......6.........7..379.42......4....8.
.3....6......26.4...81..5.3.9.265..............1.94..5....5..8916..7.3...........
..6.7.59...1..58...2...8.6...9....8.7..263...6..........39....4..........8....2..
..4.9.......2.....786..5...1.......8......46...3.6..2..92.7..3.......1..6.7.385..
..8.1..9.34.5.....69...423.......37......1..9.2.9..5.4....7.......4.6..7.....284.
....37..54..1...........318.7......6.......5.854.7........8..3..6.7.1..2..1.268..
..65.....8.....9.7.5......29..6.8....7.4...21....23.....5....8.2.3..4.767........

Unsolved Jellyfish:

.51.7............7.295.38..56.83..........1.......23...3.4....81.8..792.9........
.4.......7...42......5.7...2...5.794......5.1.......26.361...5.5...3647...72.....
..51.4...37.....596................1..165....92...7..4...5...9.4...2..73.3.......
..39.5.7......4........78.51...9...7.975.83..3...4..9..126.......5.7...2..98..4..