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_73961 ( "Monarch" text, "Heir" text, "Status" text, "Relationship to Monarch" text, "Became heir
TABLE: reason" text, "Ceased to be heir
TABLE: reason" text, "Next in succession" text )

### Question ###
How many reasons did the son and heir Kale Kyetaungnyo has when he ceased to be heir?

### Accurate SQL ###

SELECT COUNT("Ceased to be heir; reason") FROM table_73961 WHERE "Relationship to Monarch" = 'son' AND "Heir" = 'Kale Kyetaungnyo'