title "Warm up";
size 20 15;
bonus_chance 0.5;

brick "marble" { color "green"; position -9 9; };
brick "marble" { color "blue"; position -7 9; };
brick "marble" { color "red"; position -5 9; };
brick "marble" { color "green"; position -3 9; };
brick "marble" { color "blue"; position -1 9; };
brick "marble" { color "red"; position 1 9; };
brick "marble" { color "green"; position 3 9; };
brick "marble" { color "blue"; position 5 9; };
brick "marble" { color "red"; position 7 9; };
brick "marble" { color "green"; position 9 9; };

brick "marble half" { color "red"; position -9.5 10; };
brick "marble" { color "green"; position -8 10; };
brick "marble" { color "blue"; position -6 10; };
brick "marble" { color "red"; position -4 10; };
brick "marble" { color "green"; position -2 10; };
brick "marble" { color "blue"; position 0 10; };
brick "marble" { color "red"; position 2 10; };
brick "marble" { color "green"; position 4 10; };
brick "marble" { color "blue"; position 6 10; };
brick "marble" { color "red"; position 8 10; };
brick "marble half" { color "green"; position 9.5 10; };

brick "marble" { color "red"; position -9 11; };
brick "marble" { color "green"; position -7 11; };
brick "marble" { color "blue"; position -5 11; };
brick "marble" { color "red"; position -3 11; };
brick "marble" { color "green"; position -1 11; };
brick "marble" { color "blue"; position 1 11; };
brick "marble" { color "red"; position 3 11; };
brick "marble" { color "green"; position 5 11; };
brick "marble" { color "blue"; position 7 11; };
brick "marble" { color "red"; position 9 11; };

brick "marble half" { color "blue"; position -9.5 12; };
brick "marble" { color "red"; position -8 12; };
brick "marble" { color "green"; position -6 12; };
brick "marble" { color "blue"; position -4 12; };
brick "marble" { color "red"; position -2 12; };
brick "marble" { color "green"; position 0 12; };
brick "marble" { color "blue"; position 2 12; };
brick "marble" { color "red"; position 4 12; };
brick "marble" { color "green"; position 6 12; };
brick "marble" { color "blue"; position 8 12; };
brick "marble half" { color "red"; position 9.5 12; };