0.5  B 4 NATURAL true
0.5  A 4 NATURAL false
1  G 4 NATURAL true
.25  G 4 NATURAL true
.25  G 4 NATURAL true
.25  A 4 NATURAL true
.25  A 4 NATURAL true
0.5  B 4 NATURAL false
0.5  A 4 NATURAL false
1  G 4 NATURAL false