Clarification of the solution:
Mini-ending No.48
04.12.13.26 [4] - 06.37 [2]

R. Boomstra
1(13-18) 6(10 A) 32(15) 27(23) 1(18) 6(31) 36(20) 1(25) [M. Sabater, “Forcings, Combinaisons et Strategie” 2015, pagina 15 (23)] 31(30) 27(35) 7(40) 22, 45(32) 29(37) 47 +
A (9) 32(31) 27, 28(13) [Jan de Hoogh, “Het Eindspel, 1941] 33(19) 29(22) 7(24) 2(29) 7(33) 16(39) 11 +
Fragment of the problem by R. Boomstra [“De Problemist” No.4 / 08-2023, pagina 144]
New compositions:
Mini-ending No.45
04.19.21 [3] - 07.25 [2]

H. Spanjer + A. Vlasenko (A)
2(23) [H. Spanjer + A. Vlasenko, Facebook DamComposities Herman Spanjer, 02-06-2023] 20(9 A) 15(14) 8(26) 3(31) 20(36) 47(29) 24(41) 19(47) 24,
24 +
A (27) 14(31) 9, 26 +
het Nieuwe Forum, 01-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
04.12.21.22.35.45 [6] - 19.25.34.38.39.40.42 [7]

A. Vlasenko
30, 38, 7(19) 2 and so on, as in solution a mini-ending No.45... +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
Mini-ending No.50
07.24.27.34.44 [5] - 43.K48 [2]

A. Vlasenko
39(43 A) 50(32) 33(37) 47 +
A (33) 29 +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
02.04.07.09.16.34.42.44 [8] - 08.13.15.18.20.21.43 [7]

A. Vlasenko
10, 4, 48, 39 and so on, as in solution a mini-ending No.50... +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
07.08.24.27.34.44 [6] - 43.K48 [2]

A. Vlasenko
39(43 A) 50(32) 33(37) 47 +
A (33) 29 +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
07.08.10.11.12.14.16.19.24.44 [10] - 18.21.22.23.25.27.28.30.37.43 [10]

A. Vlasenko
22-17Z., 20, 5, 48, 39 and so on, as in solution a mini-ending No.50... +
Z.31 ?, 20, 5, 46(7-12) 28(50) 43-39, 44(30) 49(13) =
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
Mini-ending No.51
09.21.29.31.41 [5] - 42.K48 [2]

A. Vlasenko
37(42 A) 46(33) 32(39) 49 +
A (32) 27 +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
01.02.07.09.27.31.33.41.K43 [9] - 13.17.18.19.22.24.42.K04.K45 [9]

A. Vlasenko
18-12(7x18) 7, 14, 8(18 A) 48, 37 and so on, as in solution a mini-ending No.51... +
A (13) 48, 38, 46 +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
Mini-ending No.52
08.13.27.37 [4] - 10.38 [2]

D. Vuurboom (A)
4 [D. Vuurboom, De Tijd 27.09.1952] (32 A) 48, 2 +
A (31) 36(13) 4(41) 10 +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
08.10.11.17.18.21.24.27.35 [9] - 19.26.28.30.33.38.42.48 [8]

V. Bieliauskas
22, 6, 43, 1, 4 and so on, as in solution a mini-ending No.52... +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
04.08.10.13.14.16.22.37 [8] - 15.21.23.29.30.33.38.39.40 [9]

V. Bieliauskas
29-24, 28, 23-19, 20 [D. Vuurboom, 1971] (24) 30, 9, 4(32 A) 48, 2 +
A (31) 36(13) 4(41) 10 +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
Mini-ending No.53
07.13.27.37 [4] - 10.38 [2]

D. Vuurboom (A)
Arrangement – V. Bieliauskas
4(32 A) 48, 1 +
A (31) 36(11) 4(41) 10(47) 15(20) 6 +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
04.07.10.13.14.16.22.37 [8] - 15.21.23.24.30.33.38.40.44 [9]

V. Bieliauskas
39, 28, 23-19, 20, 9, 4 and so on, as in solution a mini-ending No.53... +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
Mini-ending No.54
10.12.29.39 [4] - 06.38 [2]

J. C. Patry
1(33 A) 48, 5 +
A (34) 40(15 B) 33, 29(32) 42(20) 15(37) 47 +
B (14) 33, 29(32) 42(19) 15(23) 20(37) 14 +
Fragment of the problem by J. C. Patry [“De Problemist” No.4 / 08-2020, pagina 117 (12)]
01.10.12.18.22.39 [6] - 06.24.27.29.30.38 [6]

V. Bieliauskas
23, 7, 24, 1 and so on, as in solution a mini-ending No.54... +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
10.11.12.17.18.21 [6] - 23.26.28.33.38 [5]

V. Bieliauskas
22(39) 6, 1 and so on, as in solution a mini-ending No.54... +
het Nieuwe Forum, 29-10-2023, “Mini-endings in compositions by V. Bieliauskas, A. Vlasenko”
V. Bieliauskas and A. Vlasenko