CREATE TABLE coach (Coach_ID VARCHAR, Rank VARCHAR)
CREATE TABLE player_coach (Coach_ID VARCHAR, Player_ID VARCHAR)
CREATE TABLE player (Player_name VARCHAR, Player_ID VARCHAR)

Show the names of players coached by the rank 1 coach.
SELECT T3.Player_name FROM player_coach AS T1 JOIN coach AS T2 ON T1.Coach_ID = T2.Coach_ID JOIN player AS T3 ON T1.Player_ID = T3.Player_ID WHERE T2.Rank = 1
SELECT "T3"."Player_name" FROM "player_coach" AS "T1" JOIN "coach" AS "T2" ON "T1"."Coach_ID" = "T2"."Coach_ID" AND "T2"."Rank" = 1 JOIN "player" AS "T3" ON "T1"."Player_ID" = "T3"."Player_ID"