CREATE TABLE tryout (cName VARCHAR2, pID VARCHAR2)
CREATE TABLE player (pID VARCHAR2, pName VARCHAR2)
CREATE TABLE college (state VARCHAR2, cName VARCHAR2)

Find the state of the college which player Charles is attending.
SELECT T1.state FROM college AS T1 JOIN tryout AS T2 ON T1.cName = T2.cName JOIN player AS T3 ON T2.pID = T3.pID WHERE T3.pName = 'Charles'
SELECT "T1"."state" FROM "college" "T1" JOIN "tryout" "T2" ON "T1"."cName" = "T2"."cName" JOIN "player" "T3" ON "T2"."pID" = "T3"."pID" AND "T3"."pName" = 'Charles'