Statement: there were two zakspeed chassis made in the year 1987

Input Table: zakspeed

Step 1: f_select_row(row 2, row 3)
year chassis engine (s) tyres points
1985 zakspeed 841 zakspeed s4 t / c g 0
1986 zakspeed 861 zakspeed s4 t / c g 0
1987 zakspeed 861 zakspeed 871 zakspeed s4 t / c g 2
1988 zakspeed 881 zakspeed s4 t / c g 0
1989 zakspeed 891 yamaha v8 p 0

Step 2: f_select_column(year, chassis)
year chassis engine (s) tyres points
1987 zakspeed 861 zakspeed 871 zakspeed s4 t / c g 2
1988 zakspeed 881 zakspeed s4 t / c g 0

Step 3: simple_query()
year chassis
1987 zakspeed 861 zakspeed 871
1988 zakspeed 881

Prompting LLM for the final answer... >>>


Prediction: YES