(1,28) (2,24) (3,26) (4,23) (5,27) (6,30) (7,16) (8,18) (9,29) (11,21) (12,20) (13,17) (14,25) (15,19) 
nodes: 1659  conflicts: 37  modelTime: 657  solveTime: 1894  totalTime: 2557  modelSize: 41293  readTime: 6 size: 14