>> Ex. 1 ----------------------------------------------
(breadth) ['Braga', 'Guimaraes', 'Braganca', 'Guarda', 'Castelo Branco', 'Portalegre', 'Evora', 'Beja', 'Faro']
2453 1696 | 8 1011
(depth) ['Braga', 'Guimaraes', 'Braganca', 'Guarda', 'Castelo Branco', 'Covilha', 'Viseu', 'Agueda', 'Aveiro', 'Coimbra', 'Figueira', 'Leiria', 'Santarem', 'Evora', 'Beja', 'Faro']
24 15 | 15 1364

>> Ex. 2 ----------------------------------------------
(hybrid) ['Braga', 'Porto', 'Agueda', 'Coimbra', 'Leiria', 'Santarem', 'Evora', 'Beja', 'Faro']
21 11 | 8 706
(hybrid) ['Braganca', 'Guarda', 'Castelo Branco', 'Santarem', 'Evora', 'Beja']
17 6 | 5 663

>> Ex. 3 ----------------------------------------------
(depth/bipolar) ['Braga', 'Guimaraes', 'Braganca', 'Guarda', 'Castelo Branco', 'Santarem', 'Lisboa', 'Evora', 'Beja', 'Faro']
16 9 | 1127
(depth/bipolar) ['Braganca', 'Guarda', 'Castelo Branco', 'Santarem', 'Lisboa', 'Evora', 'Beja']
15 7 | 755
(breadth/bipolar) ['Braga', 'Guimaraes', 'Braganca', 'Guarda', 'Castelo Branco', 'Portalegre', 'Evora', 'Beja', 'Faro']
34 21 | 1011
(hybrid/bipolar) ['Braga', 'Porto', 'Agueda', 'Coimbra', 'Leiria', 'Santarem', 'Lisboa', 'Beja', 'Faro']
19 12 | 739

>> Ex. 4 ----------------------------------------------
actions(): [Putdown(t1,e), Stack(t1,e,a), Stack(t1,e,b), Stack(t1,e,h)] 0.010632124
actions2(): [Stack(t1,e,a), Stack(t1,e,b), Stack(t1,e,h), Putdown(t1,e)] 0.00033830400000000455 

actions(): [Putdown(t1,e), Stack(t1,e,h), Stack(t1,e,i), Stack(t1,e,k)] 0.022146317
actions2(): [Stack(t1,e,k), Stack(t1,e,i), Stack(t1,e,h), Putdown(t1,e)] 0.0005342569999999963 

actions(): [Putdown(t1,e), Stack(t1,e,i), Stack(t1,e,k), Stack(t1,e,z)] 0.04900817900000001
actions2(): [Stack(t1,e,k), Stack(t1,e,i), Stack(t1,e,z), Putdown(t1,e)] 0.0007659369999999943