how many trains on this graph do not mention alco or alco-brooks as its builder?
10
col : number | arrangement | year, builder | number | arrangement | year, builder | number | model | year, builder row 1 : governor markham | 2-4-2t | 1891, baldwin | number 7 | 0-6-0 | 1914, alco-brooks | number 20 | s2 | alco row 2 : number 2 | 0-4-2t | 1901, baldwin | number 8 | 0-6-0 | 1916 | number 21 | s2 | alco row 3 : number 3 | 0-4-2t | 1904, baldwin | number 9 | 0-6-0 | 1920, alco-brooks | number 22 | s2 | 1944, alco row 4 : number 4 |  |  | number 10 | 0-6-0 | 1923, baldwin | number 23 | s2 | 1944, alco row 5 : number 5 |  |  | number 11 | 0-6-0 | 1927 | number 24 | s2 | 1945, alco row 6 : number 6 | 0-6-0 | 1913, baldwin | number 12 |  |  | number 25 | s2 | alco
how many trains on this graph do not mention alco or alco-brooks as its builder?
Number Arrangement Year, Builder Number Arrangement Year, Builder Number Model Year, Builder
Governor Markham 2-4-2T 1891, Baldwin Number 7 0-6-0 1914, Alco-Brooks Number 20 S2 Alco
Number 2 0-4-2T 1901, Baldwin Number 8 0-6-0 1916 Number 21 S2 Alco
Number 3 0-4-2T 1904, Baldwin Number 9 0-6-0 1920, Alco-Brooks Number 22 S2 1944, Alco
Number 4 Number 10 0-6-0 1923, Baldwin Number 23 S2 1944, Alco
Number 5 Number 11 0-6-0 1927 Number 24 S2 1945, Alco
Number 6 0-6-0 1913, Baldwin Number 12 Number 25 S2 Alco
10