@jan100 , a method to "Recognize " the income and then exclude proposed by my colleague @DaveF1006 , works well in this case --- enter the Social Security total as Other income -- Schedule-1 line 8 "other income", sub. line z with comment -- Czech Social Security. Then follow by another entry with a negative amount with notation " excluded per US-Czech Tax Treaty article 19 para 1(b). Part of the reason for this contorted way is because of limitations of TurboTax software. But it works
