(7, 10) (7, 10) True
(7, 10) (4, 5) False
(7, 10) (1, 6) False
(7, 10) (14, 20) False
(7, 10) (11, 14) False
(7, 10) (3, 20) True
(7, 10) (6, 10) True
(7, 10) (10, 11) True
(7, 10) (6, 10) True
(7, 10) (7, 14) True
(4, 5) (7, 10) False
(4, 5) (4, 5) True
(4, 5) (1, 6) True
(4, 5) (14, 20) False
(4, 5) (11, 14) False
(4, 5) (3, 20) True
(4, 5) (6, 10) False
(4, 5) (10, 11) False
(4, 5) (6, 10) False
(4, 5) (7, 14) False
(1, 6) (7, 10) False
(1, 6) (4, 5) True
(1, 6) (1, 6) True
(1, 6) (14, 20) False
(1, 6) (11, 14) False
(1, 6) (3, 20) True
(1, 6) (6, 10) True
(1, 6) (10, 11) False
(1, 6) (6, 10) True
(1, 6) (7, 14) False
(14, 20) (7, 10) False
(14, 20) (4, 5) False
(14, 20) (1, 6) False
(14, 20) (14, 20) True
(14, 20) (11, 14) True
(14, 20) (3, 20) True
(14, 20) (6, 10) False
(14, 20) (10, 11) False
(14, 20) (6, 10) False
(14, 20) (7, 14) True
(11, 14) (7, 10) False
(11, 14) (4, 5) False
(11, 14) (1, 6) False
(11, 14) (14, 20) True
(11, 14) (11, 14) True
(11, 14) (3, 20) True
(11, 14) (6, 10) False
(11, 14) (10, 11) True
(11, 14) (6, 10) False
(11, 14) (7, 14) True
(3, 20) (7, 10) True
(3, 20) (4, 5) True
(3, 20) (1, 6) True
(3, 20) (14, 20) True
(3, 20) (11, 14) True
(3, 20) (3, 20) True
(3, 20) (6, 10) True
(3, 20) (10, 11) True
(3, 20) (6, 10) True
(3, 20) (7, 14) True
(6, 10) (7, 10) True
(6, 10) (4, 5) False
(6, 10) (1, 6) True
(6, 10) (14, 20) False
(6, 10) (11, 14) False
(6, 10) (3, 20) True
(6, 10) (6, 10) True
(6, 10) (10, 11) True
(6, 10) (6, 10) True
(6, 10) (7, 14) True
(10, 11) (7, 10) True
(10, 11) (4, 5) False
(10, 11) (1, 6) False
(10, 11) (14, 20) False
(10, 11) (11, 14) True
(10, 11) (3, 20) True
(10, 11) (6, 10) True
(10, 11) (10, 11) True
(10, 11) (6, 10) True
(10, 11) (7, 14) True
(6, 10) (7, 10) True
(6, 10) (4, 5) False
(6, 10) (1, 6) True
(6, 10) (14, 20) False
(6, 10) (11, 14) False
(6, 10) (3, 20) True
(6, 10) (6, 10) True
(6, 10) (10, 11) True
(6, 10) (6, 10) True
(6, 10) (7, 14) True
(7, 14) (7, 10) True
(7, 14) (4, 5) False
(7, 14) (1, 6) False
(7, 14) (14, 20) True
(7, 14) (11, 14) True
(7, 14) (3, 20) True
(7, 14) (6, 10) True
(7, 14) (10, 11) True
(7, 14) (6, 10) True
(7, 14) (7, 14) True
10