Here is the list of solutions that passed the Basic Testing of TSQL Challenge 47 - Read the modification history and identify the first and last card numbers.

1		Alex Wijoyo	Alex_Wijoyo_tsqlchallenge_47_V1.sql
2		Anil Soman	Anil_Soman_tsqlchallenge_47_V1.sql
3		Anil Soman	Anil_Soman_tsqlchallenge_47_V2.sql
4		Arie Stern	Arie_Stern_tsqlchallenge_47_V1.sql
5		bert dehaes	bert_dehaes_tsqlchallenge_47_V1.sql
6		bert dehaes	bert_dehaes_tsqlchallenge_47_V2.sql
7		Brian Durkin	Brian_Durkin_tsqlchallenge_47_V1.sql
8		Brian Durkin	Brian_Durkin_tsqlchallenge_47_V2.sql
9		Brian Durkin	Brian_Durkin_tsqlchallenge_47_V3.sql
10		Daniel M	Daniel_M_tsqlchallenge_47_V1.sql
11		Daniel M	Daniel_M_tsqlchallenge_47_V2.sql
12		david betteridge	david_betteridge_tsqlchallenge_47_V3.sql
13		david betteridge	david_betteridge_tsqlchallenge_47_V1.sql
14		david betteridge	david_betteridge_tsqlchallenge_47_V2.sql
15		Dawn Hoffmann	Dawn_Hoffmann_tsqlchallenge_47_V1.sql
16		Fabiano Amorim	Fabiano_Amorim_tsqlchallenge_47_V2.sql
17		Fabiano Amorim	Fabiano_Amorim_tsqlchallenge_47_V4.sql
18		Geri Reshef	Geri_Reshef_tsqlchallenge_47_V1.sql
19		Geri Reshef	Geri_Reshef_tsqlchallenge_47_V2.sql
20		Guenter Tschech	Guenter_Tschech_tsqlchallenge_47_V1.sql
21		Guenter Tschech	Guenter_Tschech_tsqlchallenge_47_V2.sql
22		jimbob mcgee	jimbob_mcgee_tsqlchallenge_47_V1.sql
23		kevan riley	kevan_riley_tsqlchallenge_47_V1.sql
24		kevan riley	kevan_riley_tsqlchallenge_47_V2.sql
25		kevan riley	kevan_riley_tsqlchallenge_47_V3.sql
26		leigh waldie	leigh_waldie_tsqlchallenge_47_V3.sql
27		leigh waldie	leigh_waldie_tsqlchallenge_47_V4.sql
28		leigh waldie	leigh_waldie_tsqlchallenge_47_V1.sql
29		leigh waldie	leigh_waldie_tsqlchallenge_47_V2.sql
30		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_47_V1.sql
31		Leszek Gniadkowski	Leszek_Gniadkowski_tsqlchallenge_47_V2.sql
32		Maciej Chrzanowski	Maciej_Chrzanowski_tsqlchallenge_47_V1.sql
33		Marcin Motyl	Marcin_Motyl_tsqlchallenge_47_V1.sql
34		mark cowne	mark_cowne_tsqlchallenge_47_V1.sql
35		mark cowne	mark_cowne_tsqlchallenge_47_V2.sql
36		Martin Hargel	Martin_Hargel_tsqlchallenge_47_V1.sql
37		meierruth michael	meierruth_michael_tsqlchallenge_47_V1.sql
38		meierruth michael	meierruth_michael_tsqlchallenge_47_V2.sql
39		Michael Pama	Michael_Pama_tsqlchallenge_47_V1.sql
40		Michael Schroeder	Michael_Schroeder_tsqlchallenge_47_V1.sql
41		Neal Atkinson	Neal_Atkinson_tsqlchallenge_47_V1.sql
42		Neal Atkinson	Neal_Atkinson_tsqlchallenge_47_V2.sql
43		Raul Santos Neto	Raul_Santos Neto_tsqlchallenge_47_V2.sql
44		Raul Santos Neto	Raul_Santos Neto_tsqlchallenge_47_V1.sql
45		Razvan Socol	Razvan_Socol_tsqlchallenge_47_V3.sql
46		Razvan Socol	Razvan_Socol_tsqlchallenge_47_V4.sql
47		sameer menon	sameer_menon_tsqlchallenge_47_V1.sql
48		Slobodan Bogunovic	Slobodan_Bogunovic_tsqlchallenge_47_V1.sql
49		Slobodan Bogunovic	Slobodan_Bogunovic_tsqlchallenge_47_V2.sql
50		Stefan G	Stefan_G_tsqlchallenge_47_V1.sql
51		Stefan G	Stefan_G_tsqlchallenge_47_V2.sql
52		Stephen Furbank	Stephen_Furbank_tsqlchallenge_47_V1.sql
53		Tihomir Purgar	Tihomir_Purgar_tsqlchallenge_47_V1.sql
54		Zbigniew Borowski	Zbigniew_Borowski_tsqlchallenge_47_V3.sql
55		Zbigniew Borowski	Zbigniew _Borowski_tsqlchallenge_47_V1.sql
56		Zbigniew Borowski	Zbigniew_Borowski_tsqlchallenge_47_V4.sql
57		Zbigniew Borowski	Zbigniew_Borowski_tsqlchallenge_47_V5.sql
58		Zbigniew Borowski	Zbigniew _Borowski_tsqlchallenge_47_V6.sql

Note that the challenges are 'always ON', which means that you can submit a solution at any time. You can submit a new solution even after the results are published.