Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_55 (pick INTEGER, new_team VARCHAR, round VARCHAR)

### Question ###
What was the biggest pick number for the new team of Texas Rangers, in the compensation-a round?

### Accurate SQL ###

SELECT MAX(pick) FROM table_name_55 WHERE new_team = "texas rangers" AND round = "compensation-a"