Table: 1949 british grand prix
[['no', 'driver', 'entrant', 'constructor', 'chassis', 'engine'], ['1', 'b bira', 'private', 'maserati', 'maserati 4clt / 48', 'maserati l4s'], ['2', 'emmanuel de graffenried', 'private', 'maserati', 'maserati 4clt / 48', 'maserati l4s'], ['3', 'tony rolt', 'private', 'alfa romeo', 'alfa romeo b', 'alfa romeo l8'], ['4', 'raymond mays ken richardson', 't vandervell', 'ferrari', 'ferrari 125', 'ferrari v12s'], ['5', 'bob ansell', 'private', 'maserati', 'maserati 4 cm', 'maserati l4s'], ['6', 'geoff ansell brian shawe - taylor', 'private', 'era', 'era b', 'era l6s'], ['7', 'bob gerard', 'bob gerard racing', 'era', 'era b', 'era l6s'], ['8', 'david hampshire billy cotton', 'private', 'era', 'era b', 'era l6s'], ['9', 'david murray', 'private', 'maserati', 'maserati 4cl', 'maserati l4s'], ['10', 'reg parnell', 'scuderia ambrosiana', 'maserati', 'maserati 4clt / 48', 'maserati l4s'], ['11', 'fred ashmore', 'scuderia ambrosiana', 'maserati', 'maserati 4clt / 48', 'maserati l4s'], ['12', 'luigi villoresi', 'scuderia ambrosiana', 'maserati', 'maserati 4clt / 48', 'maserati l4s'], ['15', 'louis chiron', 'sfacs ecurie france', 'talbot - lago', 'talbot - lago t26c', 'talbot l6'], ['16', 'louis rosier', 'private', 'talbot - lago', 'talbot - lago t26c', 'talbot l6'], ['17', 'yves giraud - cabantous', 'private', 'talbot - lago', 'talbot - lago t26c', 'talbot l6'], ['18', 'george abecassis', 'private', 'alta', 'alta gp', 'alta l4s'], ['19', 'johnny claes', 'ecurie belge', 'talbot - lago', 'talbot - lago t26c', 'talbot l6'], ['20', 'george nixon', 'private', 'era', 'era a', 'era l6s'], ['21', 'peter whitehead dudley folland', 'scuderia ferrari', 'ferrari', 'ferrari 125', 'ferrari v12s'], ['22', 'duncan hamilton philip fotheringham - parker', 'private', 'maserati', 'maserati 6 cm', 'maserati l6s'], ['24', 'philippe ã‰tancelin', 'private', 'talbot - lago', 'talbot - lago t26c', 'talbot l6'], ['25', 'roy salvadori', 'private', 'maserati', 'maserati 4cl', 'maserati l4s'], ['26', 'anthony baring', 'private', 'maserati', 'maserati 4 cm', 'maserati l4'], ['27', 'john bolster', 'ph bell', 'era', 'era b', 'era l6s'], ['28', 'peter walker', 'pn whitehead', 'era', 'era b', 'era l6s']]
Statement: only 2 car have Ferrari V12s Engine
Statement: B Bira was on 1 on the list , way before Peter Walker
Statement: 3 have Scuderia Ambrosiana as Entrant
Statement: 6 car have Era L6s Engine
Statement: 5 car have Era B Chassis