CCRL 40/40
Downloads and Statistics
November 16, 2019
Testing summary:
Total: 1'098'633 games
played by 2'562 programs
150143 CPU days (X2 4600+)

White wins: 380'990 (34.7%)
Black wins: 283'127 (25.8%)
Draws: 434'516 (39.6%)
White score: 54.5%

Engine Details

Options
Show each game results
nanoSzachy 4.0 64-bit#173  (2546+18
−18
)Quote
Author: Piotr Cichy Link: Homepage
This is one of the 9 NanoSzachy versions we tested: Compare them!
OpponentEloDiffResultsScoreLOSPerf
–   Bobcat 3.25 64-bit2725+17
−17
(+179)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−48
0 0 1 0
–   iCE 1.0 64-bit2706+17
−17
(+160)1 − 3
(+0−2=2)
25.0%
1.0 / 4
0.0%
+17
0 = 0 =
–   Deuterium 12.01.30.1070 64-bit2677+27
−27
(+131)1 − 5
(+0−4=2)
16.7%
1.0 / 6
0.0%
−104
0 = 0 0 0 =
–   RedQueen 1.1.3 64-bit2671+24
−24
(+125)0 − 2
(+0−2=0)
0.0%
0.0 / 2
0.0%
−INF
0 0
–   ChessBrainVB 2.052669+23
−23
(+123)1 − 5
(+0−4=2)
16.7%
1.0 / 6
0.0%
−108
= 0 0 = 0 0
–   Vajolet 2.032661+24
−24
(+115)3.5 − 8.5
(+1−6=5)
29.2%
3.5 / 12
0.0%
−20
0 0 1 = = 0 = 0 = 0 = 0
–   Pawny 1.0 64-bit2660+17
−17
(+114)2.5 − 9.5
(+2−9=1)
20.8%
2.5 / 12
0.0%
−134
0 0 0 0 1 0 0 = 0 0 1 0
–   Atlas 3.50 64-bit2659+31
−31
(+113)1.5 − 2.5
(+1−2=1)
37.5%
1.5 / 4
0.0%
+20
0 1 0 =
–   CM10th Lazarus2659+23
−23
(+113)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+113
1 0
–   Godel 2.3.7 64-bit2657+23
−23
(+111)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−178
0 = 0 0
–   Djinn 1.010 64-bit2653+29
−29
(+107)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+39
= 0 = =
–   Leela Chess 0.10 w323 64-bit2652+18
−18
(+106)12.5 − 27.5
(+9−24=7)
31.3%
12.5 / 40
0.0%
−37
0 1 0 = 0 = 0 1 0 1 0 0 = 0 1 0 0 0 0 1 0 0 = 0 0 = 0 = 1 0 1 0 0 1 0 0 0 0 = 1
–   Philou 3.7.1 64-bit2652+13
−13
(+106)8 − 8
(+5−5=6)
50.0%
8.0 / 16
0.0%
+108
1 = = 0 1 0 0 0 0 = 1 1 1 = = =
–   ProDeo 1.83c2649+30
−30
(+103)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
0.0%
+9
= = 0 =
–   Rotor 0.7a2646+22
−22
(+100)4.5 − 7.5
(+3−6=3)
37.5%
4.5 / 12
0.0%
+16
= 0 0 0 1 1 1 = = 0 0 0
–   WyldChess 1.4 64-bit2639+24
−24
(+93)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+37
= 1 = = = 0 0 = 0 =
–   Cheng3 1.07 64-bit2635+21
−21
(+89)6.5 − 5.5
(+6−5=1)
54.2%
6.5 / 12
0.0%
+111
0 1 1 1 0 1 1 1 0 = 0 0
–   Gandalf 62633+11
−12
(+87)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+87
0 1
–   Counter 2.6 64-bit2633+25
−25
(+87)3.5 − 4.5
(+3−4=1)
43.8%
3.5 / 8
0.0%
+41
0 0 = 1 0 1 1 0
–   Alfil 12 MT2633+24
−24
(+87)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.0%
−148
0 0 1 0
–   Alfil 13.1 64-bit2628+17
−17
(+82)8 − 22
(+3−17=10)
26.7%
8.0 / 30
0.0%
−75
= = 0 0 1 1 0 = 0 = = 0 0 = 0 0 0 0 0 0 = 0 1 0 0 0 = 0 = =
–   Rotor 0.82628+17
−16
(+82)4 − 10
(+1−7=6)
28.6%
4.0 / 14
0.0%
−52
= 0 1 0 = = 0 0 = = 0 = 0 0
–   RedQueen 1.1.1 64-bit2625+28
−28
(+79)0 − 6
(+0−6=0)
0.0%
0.0 / 6
0.0%
−INF
0 0 0 0 0 0
–   Ruffian 2.1.02624+13
−13
(+78)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+78
0 1
–   Nebula 2.0 64-bit2622+14
−14
(+76)6.5 − 11.5
(+3−8=7)
36.1%
6.5 / 18
0.0%
−11
1 = = 0 0 0 = 1 0 0 = 0 = 0 1 = = 0
–   Tucano 3.00 64-bit2620+24
−24
(+74)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−209
0 0 = 0
–   Zappa 1.1 64-bit2615+18
−18
(+69)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−214
0 = 0 0
–   RubiChess 1.0 64-bit2614+21
−21
(+68)6 − 4
(+3−1=6)
60.0%
6.0 / 10
0.0%
+123
= 1 1 1 0 = = = = =
–   GreKo 2015 64-bit2609+22
−22
(+63)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−60
0 0 = 1 0 = 0 =
–   Godel 2.05 64-bit2609+32
−32
(+63)0.5 − 3.5
(+0−3=1)
12.5%
0.5 / 4
0.0%
−190
0 = 0 0
–   Naum 1.91 64-bit2609+15
−15
(+63)4 − 6
(+1−3=6)
40.0%
4.0 / 10
0.0%
+22
0 = 1 0 = 0 = = = =
–   Donna 4.0 64-bit2606+15
−15
(+60)3 − 5
(+1−3=4)
37.5%
3.0 / 8
0.0%
−19
0 = 0 = 1 0 = =
–   Rodent 0.16 64-bit2603+30
−31
(+57)2 − 4
(+1−3=2)
33.3%
2.0 / 6
0.1%
−53
= 0 1 0 = 0
–   DanaSah 6.802602+28
−28
(+56)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
0.0%
−64
= = = 0 0 0 1 0
–   Djinn 0.987 64-bit2601+26
−26
(+55)3 − 7
(+0−4=6)
30.0%
3.0 / 10
0.0%
−56
= 0 = = 0 0 0 = = =
–   Glass 2.0 64-bit2598+13
−13
(+52)9.5 − 12.5
(+6−9=7)
43.2%
9.5 / 22
0.0%
+3
= 1 0 0 = = 1 1 0 0 = 0 1 0 = = = 1 0 0 0 1
–   Glass 1.9 64-bit2594+31
−31
(+48)6.5 − 11.5
(+4−9=5)
36.1%
6.5 / 18
0.4%
−46
0 0 0 0 0 0 0 = = 1 = 1 1 = 0 = 1 0
–   N2 0.4 64-bit2594+16
−16
(+48)4.5 − 3.5
(+2−1=5)
56.3%
4.5 / 8
0.0%
+84
= 1 = = 0 1 = =
–   tomitankChess 1.5 64-bit2590+23
−23
(+44)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
0.1%
+164
1 1 1 0 1 = = =
–   Brutus 8.05 64-bit2589+22
−22
(+43)1 − 3
(+1−3=0)
25.0%
1.0 / 4
0.1%
−156
1 0 0 0
–   Rotor 0.62589+16
−16
(+43)1 − 1
(+1−1=0)
50.0%
1.0 / 2
0.0%
+43
1 0
–   GarboChess 3.0 64-bit2587+16
−16
(+41)16.5 − 15.5
(+11−10=11)
51.6%
16.5 / 32
0.0%
+50
= = = = 1 0 1 = 0 1 0 = 0 0 1 1 1 1 1 = 0 0 = = 0 1 0 1 1 = = 0
–   Quazar 0.3b 32-bit2583+21
−21
(+37)0 − 4
(+0−4=0)
0.0%
0.0 / 4
0.4%
−INF
0 0 0 0
–   Petir 4.9999992579+15
−16
(+33)1 − 1
(+0−0=2)
50.0%
1.0 / 2
0.2%
+33
= =
–   Delocto 0.6 64-bit2577+15
−15
(+31)4 − 6
(+3−5=2)
40.0%
4.0 / 10
0.4%
−38
0 1 = 1 = 0 1 0 0 0
–   Counter 2.1.0 64-bit2574+24
−24
(+28)1 − 5
(+0−4=2)
16.7%
1.0 / 6
3.2%
−203
0 0 = = 0 0
–   Rodent 0.15 64-bit2574+32
−32
(+28)2 − 2
(+1−1=2)
50.0%
2.0 / 4
6.3%
−2
0 = = 1
–   Tucano 2.00 64-bit2573+30
−31
(+27)6 − 8
(+4−6=4)
42.9%
6.0 / 14
6.6%
−24
0 = 0 1 = 0 = 0 1 1 0 1 0 =
–   GNU Chess 5.07.153b 64-bit2570+23
−23
(+24)2 − 2
(+2−2=0)
50.0%
2.0 / 4
4.6%
+24
1 1 0 0
–   GreKo 12.5 64-bit2569+33
−33
(+23)1 − 3
(+1−3=0)
25.0%
1.0 / 4
11.2%
−211
1 0 0 0
–   DanaSah 5.072569+17
−17
(+23)4 − 2
(+2−0=4)
66.7%
4.0 / 6
2.7%
+117
= 1 = = = 1
–   Atlas 3.25 64-bit2569+28
−28
(+23)13 − 13
(+10−10=6)
50.0%
13.0 / 26
7.4%
+24
0 0 = 1 0 = 1 = 1 1 0 0 1 0 1 0 1 = 1 1 0 1 = 0 0 =
–   Arminius 2013-08-10 64-bit2565+31
−31
(+19)2.5 − 7.5
(+1−6=3)
25.0%
2.5 / 10
13.9%
−157
= 0 0 0 = 0 0 1 = 0
–   Coiled 0.4 64-bit2563+17
−17
(+17)3 − 3
(+2−2=2)
50.0%
3.0 / 6
7.5%
+17
= 0 1 1 0 =
–   SOS 5.12563+13
−13
(+17)3.5 − 4.5
(+1−2=5)
43.8%
3.5 / 8
5.6%
−15
= 0 = = 1 0 = =
–   Francesca MAD 0.192558+15
−15
(+12)8 − 14
(+7−13=2)
36.4%
8.0 / 22
14.5%
−98
0 0 = 0 1 1 1 0 0 0 1 0 0 0 0 0 = 1 0 1 1 0
–   Capivara LK 0.09b02c 64-bit2557+21
−21
(+11)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
19.9%
−16
= = = 1 0 1 0 = 0 = 0 1
–   DanaSah 4.882556+22
−22
(+10)4 − 6
(+2−4=4)
40.0%
4.0 / 10
24.6%
−48
1 = 0 = 0 0 1 = 0 =
–   tomitankChess 1.4 64-bit2555+23
−23
(+9)4 − 6
(+2−4=4)
40.0%
4.0 / 10
26.0%
−57
0 1 0 = = = 0 = 0 1
–   Arasan 12.0 64-bit2555+23
−23
(+9)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
25.3%
+263
1 1 1 =
–   Jazz 840 64-bit 4CPU2553+20
−19
(+7)14.5 − 17.5
(+8−11=13)
45.3%
14.5 / 32
28.6%
−23
= = 0 0 0 0 1 = = 1 0 = 0 1 1 = = = 0 = = 0 = 0 1 = 1 0 = 1 0 1
–   Gogobello 1.1 64-bit2552+28
−28
(+6)5 − 5
(+4−4=2)
50.0%
5.0 / 10
35.6%
+11
0 1 1 1 0 1 = 0 = 0
–   DanaSah 5.002552+29
−29
(+6)10.5 − 10.5
(+7−7=7)
50.0%
10.5 / 21
36.6%
0
1 0 0 = = = 0 0 = 1 0 = 1 1 0 1 1 0 = = 1
–   Rodin 6.02551+24
−24
(+5)8 − 10
(+5−7=6)
44.4%
8.0 / 18
37.2%
−29
= 0 = 1 1 0 = 0 1 0 = 0 = 0 = 1 1 0
–   WyldChess 1.3 64-bit2549+29
−29
(+3)5.5 − 4.5
(+4−3=3)
55.0%
5.5 / 10
41.5%
+30
1 = 1 = 0 = 1 1 0 0
–   GreKo 9.7 64-bit2545+32
−32
(−1)5 − 5
(+3−3=4)
50.0%
5.0 / 10
52.4%
−1
= 1 0 = 0 0 1 1 = =
–   Rhetoric 1.1 64-bit2545+31
−31
(−1)1.5 − 6.5
(+0−5=3)
18.8%
1.5 / 8
51.4%
−210
0 0 0 = = = 0 0
–   Ufim 8.022544+12
−12
(−2)2 − 0
(+2−0=0)
100.0%
2.0 / 2
57.3%
+INF
1 1
–   Rodin 5.12544+31
−31
(−2)4 − 2
(+3−1=2)
66.7%
4.0 / 6
53.0%
+130
1 1 = = 1 0
–   GreKo 12.0 64-bit2541+25
−25
(−5)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
61.9%
+90
1 0 1 =
–   Tucano 1.042541+30
−30
(−5)10 − 8
(+8−6=4)
55.6%
10.0 / 18
61.7%
+40
1 0 1 1 = 0 0 1 0 1 0 1 = = = 1 0 1
–   Phalanx XXIV2537+20
−20
(−9)5 − 5
(+4−4=2)
50.0%
5.0 / 10
74.0%
−9
1 1 = 0 0 0 0 = 1 1
–   Marvin 2.0.0 64-bit2533+22
−22
(−13)6.5 − 5.5
(+6−5=1)
54.2%
6.5 / 12
81.9%
+22
0 1 1 1 0 1 0 1 0 0 = 1
–   Hermann 2.8 64-bit2529+16
−17
(−17)11 − 5
(+8−2=6)
68.8%
11.0 / 16
91.4%
+102
1 1 1 = = 0 1 0 1 1 1 = = = 1 =
–   Orion 0.5 64-bit2527+14
−14
(−19)4.5 − 3.5
(+4−3=1)
56.3%
4.5 / 8
95.2%
+26
0 1 1 = 1 1 0 0
–   Sjakk 2.1 64-bit2525+31
−31
(−21)4 − 6
(+2−4=4)
40.0%
4.0 / 10
88.1%
−83
0 = = 1 0 0 = 1 0 =
–   Rodin 4.02524+18
−18
(−22)3 − 1
(+2−0=2)
75.0%
3.0 / 4
95.0%
+128
= 1 1 =
–   Cheese 1.5 64-bit2519+27
−27
(−27)7.5 − 4.5
(+4−1=7)
62.5%
7.5 / 12
95.2%
+41
= = 1 = = = 0 = 1 1 = 1
–   GreKo 10.0 64-bit2517+32
−32
(−29)5 − 1
(+4−0=2)
83.3%
5.0 / 6
93.8%
+206
1 = 1 = 1 1
–   GreKo 10.3.1 64-bit2516+33
−33
(−30)5 − 5
(+4−4=2)
50.0%
5.0 / 10
94.2%
−35
1 1 0 = 0 0 1 0 1 =
–   ECE X22512+28
−28
(−34)7.5 − 2.5
(+6−1=3)
75.0%
7.5 / 10
97.8%
+142
1 = 1 1 1 1 = 0 = 1
–   Shield 1.3.1 64-bit2510+20
−20
(−36)2.5 − 5.5
(+1−4=3)
31.3%
2.5 / 8
99.6%
−159
= = 0 0 0 = 0 1
–   GreKo 10.2 64-bit2502+31
−32
(−44)5.5 − 0.5
(+5−0=1)
91.7%
5.5 / 6
99.1%
+316
1 1 1 1 1 =
–   ECE X2501+32
−32
(−45)7 − 3
(+5−1=4)
70.0%
7.0 / 10
99.3%
+85
= 1 0 = = 1 = 1 1 1
–   Delphil 3.2 64-bit2498+15
−15
(−48)3.5 − 6.5
(+2−5=3)
35.0%
3.5 / 10
100.0%
−152
0 = 0 0 0 = 1 1 = 0
–   Pupsi2 0.092497+17
−17
(−49)15.5 − 8.5
(+10−3=11)
64.6%
15.5 / 24
100.0%
+40
= 1 = = 1 1 0 = 1 1 0 1 0 1 1 1 1 = = = = = = =
–   MadChess 2.2 64-bit2494+15
−15
(−52)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
+39
= = 1 1 = 1 = 0 1 =
–   Pepito 1.59 64-bit2492+17
−17
(−54)0 − 2
(+0−2=0)
0.0%
0.0 / 2
100.0%
−INF
0 0
–   K2 0.752491+23
−23
(−55)6.5 − 3.5
(+5−2=3)
65.0%
6.5 / 10
100.0%
+46
0 = = = 1 1 1 1 1 0
–   Ghost 2.0.2 64-bit2485+18
−18
(−61)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−61
= 1 0 =
–   Bruja 1.9.1 64-bit2479+18
−18
(−67)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1
–   Delphil 3.1 64-bit2477+26
−26
(−69)5.5 − 6.5
(+3−4=5)
45.8%
5.5 / 12
100.0%
−93
1 = 0 = 0 = = 0 1 1 = 0
–   MadChess 2.1 64-bit2476+25
−25
(−70)6.5 − 3.5
(+6−3=1)
65.0%
6.5 / 10
100.0%
+54
1 0 1 1 1 1 0 0 = 1
–   Pawny 0.3.1 64-bit2475+23
−23
(−71)8 − 6
(+5−3=6)
57.1%
8.0 / 14
100.0%
−26
1 0 1 = 1 1 = = 0 = 0 = = 1
–   Cheese 1.4 64-bit2470+20
−20
(−76)4 − 2
(+4−2=0)
66.7%
4.0 / 6
100.0%
+69
1 0 1 0 1 1
–   Lozza 1.18 64-bit2468+16
−16
(−78)5.5 − 2.5
(+5−2=1)
68.8%
5.5 / 8
100.0%
+77
1 1 = 1 1 0 1 0
–   Carballo 1.32462+25
−25
(−84)5.5 − 2.5
(+4−1=3)
68.8%
5.5 / 8
100.0%
+39
0 1 = 1 1 1 = =
–   Donna 2.1 64-bit2460+27
−27
(−86)6 − 4
(+4−2=4)
60.0%
6.0 / 10
100.0%
−17
1 0 = 0 = 1 = = 1 1
–   Murka 2 64-bit2460+24
−24
(−86)3.5 − 2.5
(+2−1=3)
58.3%
3.5 / 6
100.0%
−33
= = 0 1 = 1
–   Bagatur 1.4d 64-bit2457+24
−24
(−89)8.5 − 1.5
(+7−0=3)
85.0%
8.5 / 10
100.0%
+161
1 = = 1 1 = 1 1 1 1
–   Dorky 4.3 64-bit2450+28
−28
(−96)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   Eeyore 1.52 64-bit2445+18
−18
(−101)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   Hussar 0.42444+17
−17
(−102)2 − 2
(+1−1=2)
50.0%
2.0 / 4
100.0%
−102
= = 0 1
–   Nemeton 1.62439+24
−24
(−107)9.5 − 0.5
(+9−0=1)
95.0%
9.5 / 10
100.0%
+339
1 1 1 1 1 1 1 1 1 =
–   Snitch 1.6.2 64-bit2433+22
−22
(−113)1.5 − 0.5
(+1−0=1)
75.0%
1.5 / 2
100.0%
+44
= 1
–   Betsabe II 1.30 64-bit2425+22
−23
(−121)7 − 1
(+6−0=2)
87.5%
7.0 / 8
100.0%
+165
1 1 = = 1 1 1 1
–   Monolith 0.3 64-bit2417+24
−24
(−129)6.5 − 3.5
(+4−1=5)
65.0%
6.5 / 10
100.0%
−41
1 0 1 1 = = 1 = = =
–   Shallow r688 64-bit2413+19
−19
(−133)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+156
= 1 1 1
–   Ifrit m1.8 64-bit2412+18
−18
(−134)7.5 − 6.5
(+5−4=5)
53.6%
7.5 / 14
100.0%
−105
0 = 1 = 0 = 0 = 1 1 = 0 1 1
–   Sjakk 2.0 64-bit2403+24
−24
(−143)8.5 − 3.5
(+6−1=5)
70.8%
8.5 / 12
100.0%
−15
= 1 = = 1 1 = 0 = 1 1 1
–   Simplex 0.9.8 64-bit2400+17
−17
(−146)0.5 − 1.5
(+0−1=1)
25.0%
0.5 / 2
100.0%
−303
= 0
–   RomiChess P3L 64-bit2400+23
−23
(−146)3.5 − 2.5
(+3−2=1)
58.3%
3.5 / 6
100.0%
−78
1 = 1 1 0 0
–   Tigran 2.4n 64-bit2399+17
−17
(−147)5 − 3
(+4−2=2)
62.5%
5.0 / 8
100.0%
−62
= 1 1 0 = 1 0 1
–   Jazz 721 64-bit2384+20
−20
(−162)2.5 − 1.5
(+2−1=1)
62.5%
2.5 / 4
100.0%
−79
0 1 1 =
–   OliThink 5.3.2 64-bit2374+18
−18
(−172)6 − 0
(+6−0=0)
100.0%
6.0 / 6
100.0%
+INF
1 1 1 1 1 1
–   iCE 0.22372+19
−19
(−174)1.5 − 2.5
(+0−1=3)
37.5%
1.5 / 4
100.0%
−241
= = = 0
–   TJchess 1.1 64-bit2365+20
−20
(−181)4 − 0
(+4−0=0)
100.0%
4.0 / 4
100.0%
+INF
1 1 1 1
–   Plisk 0.2.7d 64-bit2361+20
−20
(−185)3 − 1
(+2−0=2)
75.0%
3.0 / 4
100.0%
−42
1 = 1 =
–   Myrddin 0.86 64-bit2359+22
−22
(−187)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+96
= 1 1 1
–   Donna 1.0 64-bit2357+29
−29
(−189)3.5 − 0.5
(+3−0=1)
87.5%
3.5 / 4
100.0%
+99
= 1 1 1
–   Jazz 840 64-bit2338+15
−15
(−208)17 − 3
(+14−0=6)
85.0%
17.0 / 20
100.0%
+43
1 = 1 = 1 1 1 1 1 1 = = = = 1 1 1 1 1 1
–   Butcher 1.64 64-bit2281+20
−20
(−265)2 − 0
(+2−0=0)
100.0%
2.0 / 2
100.0%
+INF
1 1

Rating changes by day

Rating changes with played games


Created in 2005-2013 by CCRL team
Last games added on November 16, 2019