I do not know if there is some mean to generate such a spark (middle), but there might be means to avoid needing an additional glider.
x = 31, y = 85, rule = LifeHistory
13.2A$13.A$5.2A3.2A.A$5.A4.A.A$6.3A.A$8.A.2A2.A4B$8.3B5A7B2.2B$9.2B.
5A11BD$10.B2A2DB2A10BDBD$5.2A2.B3AB2DA2C9B3D$5.2A2.2B2AD2BACD11BD$9.
3B5AB2.9B$9.4B3A4.2B.B$8.BA2B2.A$7.3B.A$6.3B2.A.A$5.4B$4.4B$3.4B$2.4B
$.4B14$12.2A$12.A$4.2A3.2A.A$4.A4.A.A$5.3A.A$7.A.2A2.A4B$7.3B5A7B2.2B
$8.2B.5A11BD$9.B2A2DB2A10BDBD$4.2A2.B3AB2DA2C9B3D$4.2A2.2B2AD2BACD11B
D$8.3B5AB2.9B$8.4B3A4.2B.B$7.4B2.A$6.3B.A$5.3BA.A.A$4.4B$3.4B$2.4B$.
4B$4B10$12.2A$12.A$4.2A3.2A.A$4.A4.A.A$5.3A.A$7.A.2A2.A4B$7.3B5A7B2.
2B$8.2B.5A11BD$9.B2A2DB2A10BDBD$8.B3AB2DA2C9B3D$8.2B2AD2BACD11BD$8.3B
5AB2.9B$8.4B3A4.2B.B$7.B.2B2.A$6.2B$5.3B2.3A$4.4B4.A$3.4B4.A$2.4B$.4B
$4B!
and two more, but this is starting to look less and less accidental...
x = 41, y = 64, rule = LifeHistory
2$16.2A$16.A$8.2A3.2A.A$8.A4.A.A$9.3A.A19.4B$11.A.2A2.5B9.6B$11.15B2.
9B$12.2B.16BD5B$13.3B2C13BDBD3B$12.5B2CB2C9B3D3B$8.C.C.4BC3B2C11BD3B$
9.2C.25B$9.C2.8B2.B5.2B$11.B.7B8.B$10.6B.2B$9.4B2.B$8.4B4.B6.2A$7.4B
4.2B7.A$6.4B5.2A.A2.3A$5.4B6.2AB4A$4.4B8.B$15.2A.4A$16.A.A2.A$16.A.A$
17.A18$21.2A$21.A$13.2A3.2A.A$13.A4.A.A$14.3A.A19.3B$16.A.2A2.5B9.5B$
12.A3.15B2.8B$11.A.A3.2B.16BD4B$11.A.A4.3B2C13BDBD2B$9.3A.2A2.5B2CB2C
9B3D2B$8.A6.B2.3BC3B2C11BD2B$9.3A.2A.25B$11.A.2A2.8B2.B5.2B$17.8B8.B$
16.2B.5B$15.4B$14.4B$13.4B4.2C$12.4B4.2C$11.4B7.C!
managed to do some kind of track, nice recovery time, but that's that.
x = 134, y = 96, rule = LifeHistory
7$30.2A26.2A26.2A$30.A.A25.A.A25.A.A$32.A4.2A21.A4.2A21.A4.2A$28.4A.
2A2.A2.A15.4A.2A2.A2.A15.4A.2A2.A2.A$28.A2.A.A.A.A.2A15.A2.A.A.A.A.2A
15.A2.A.A.A.A.2A$30.BABABA.A20.BABABA.A20.BABABA.A$31.B2ABA.A21.B2ABA
.A21.B2ABA.A$32.2B.BA23.2B.BA23.2B.BA$31.3B25.3B25.3B$22.2A6.4B16.2A
6.4B16.2A6.4B$23.A6.B2A3B15.A6.B2A3B15.A6.B2A3B15.2A$23.A.AB3.B2A3BD
14.A.AB3.B2A3BD14.A.AB3.B2A3B15.A$24.2AB.9BD14.2AB.9BD14.2AB.10B5.2A
3.2A.A$26.9B3DB15.9B3DB15.13B4.A4.A.A$26.14B14.14B14.14B4.3A.A19.4B$
26.15B10.A2.15B10.A2.15B5.A.2A2.5B9.6B$28.8B2.4B7.3A4.8B2.4B7.3A4.8B
2.4B4.15B2.9B$28.6B5.4B5.A7.6B5.4B5.A7.6B5.4B12.11BD5B$11.2A6.A7.9B4.
4B4.2A5.9B4.4B4.2A5.9B4.4B11.11BDBD3B$10.B2AB4.A.A5.4B4.2A5.9B4.4B4.
2A5.9B4.4B4.2A5.4B10.2C9B3D3B$10.3B5.BA2B3.4B5.A7.6B5.4B5.A7.6B5.4B5.
A7.3B10.2C11BD3B$11.B7.2B3.4B7.3A4.8B2.4B7.3A4.8B2.4B7.3A5.2B10.17B$
5.9B.7B.4B10.A2.15B10.A2.15B10.A6.B12.B5.2B$3.B.21B14.14B14.14B37.B$
2.2A17B3DB15.9B3DB15.9B3DB20.6B.2B$2.2A19BDB13.2AB.9BD14.2AB.9BD20.4B
2.B$3.19BDB13.A.AB3.B2A3BD14.A.AB3.B2A3BD20.4B4.B6.2A$3.23B11.A6.B2A
3B15.A6.B2A3B20.4B4.2B7.A$5.13B6.2A10.2A6.4B16.2A6.4B21.4B5.2A.A2.3A$
6.10B8.A20.3B25.3B20.4B6.2AB4A$7.7B11.3A18.2B.BA23.2B.BA17.3B8.B$6.
11B10.A17.B2ABA.A21.B2ABA.A16.2B8.2A.4A$6.12B26.BABABA.A20.BABABA.A
27.A.A2.A$6.12B24.A2.A.A.A.A.2A15.A2.A.A.A.A.2A24.A.A$7.11B24.4A.2A2.
A2.A15.4A.2A2.A2.A25.A$5.4B.4B3AB28.A4.2A21.A4.2A$5.2A4.4BA2B26.A.A
25.A.A$6.A4.2B3A2B26.2A26.2A$3.3A6.6B$3.A8.7B$14.B.4B$17.4B$18.3B$20.
B$20.B15$36.3B$36.3BD$36.4BD$36.2B3DB$36.7B$36.8B10.A$36.3B2.4B7.3A5.
B$36.B5.4B5.A7.2B$36.3B4.4B4.2A5.3B$37.2A5.9B4.4B$37.A7.6B5.4B$38.3A
4.8B2.4B$40.A2.15B$43.14B$43.13B$41.2AB.10B$40.A.AB3.B2A3B$40.A6.B2A
3B$39.2A6.4B$48.3B$49.2B.BA$48.B2ABA.A$47.BABABA.A$45.A2.A.A.A.A.2A$
45.4A.2A2.A2.A$49.A4.2A$47.A.A$47.2A!