Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| rnd | date | race name | length | track | location | pole position | winning driver |
| 1 | february 28 | rafaela indy 300 heat 1 | - | autódromo de rafaela | rafaela , argentina | lloyd ruby | al unser |
| 2 | february 28 | rafaela indy 300 heat 2 | - | autódromo de rafaela | rafaela , argentina | al unser | al unser |
| 3 | march 27 | phoenix 150 | - | phoenix international raceway | avondale , arizona | bobby unser | al unser |
| 4 | april 25 | trenton 200 | - | trenton international speedway | trenton , new jersey | bobby unser | mike mosley |
| 5 | may 29 | international 500 mile sweepstakes | - | indianapolis motor speedway | speedway , indiana | peter revson | al unser |
| 6 | june 6 | rex mays classic 150 | - | wisconsin state fair park speedway | west allis , wisconsin | bobby unser | al unser |
| 7 | july 3 | pocono 500 | - | pocono international raceway | long pond , pennsylvania | mark donohue | mark donohue |
| 8 | july 18 | michigan 200 | - | michigan international speedway | brooklyn , michigan | bobby unser | mark donohue |
| 9 | august 15 | tony bettenhausen 200 | - | wisconsin state fair park speedway | west allis , wisconsin | bobby unser | bobby unser |
| 10 | september 5 | california 500 | - | ontario motor speedway | ontario , california | mark donohue | joe leonard |
| 11 | october 3 | trenton 300 | - | trenton international speedway | trenton , new jersey | bobby unser | bobby unser |
Title:
1971 usac championship car season
Statement:
rex mays classic 150 race was held on june 6
Answer:
supported