Table: world_champs_1500m
Columns: world_record
hicham_el_guerrouj_mar
3_26_00
rome_italy
14_july_1998

Question: What is the world record when 14 July 1998 is 13 August 1997?
SQL: SELECT "world_record" FROM world_champs_1500m WHERE "14_july_1998" = '13 August 1997'

Question: How many of 3:26.00 have a championship record?
SQL: SELECT COUNT("3_26_00") FROM world_champs_1500m WHERE "world_record" = 'Championship record'

Question: How many of 3:26.00 when hicham el guerrouj ( mar ) is hudson de souza ( bra )?
SQL: SELECT COUNT("3_26_00") FROM world_champs_1500m WHERE "hicham_el_guerrouj_mar" = 'Hudson de Souza ( BRA )'