Central Europe

Turn restriction (no_left_turn) 5290251 (at https://www.openstreetmap.org/?mlat=50.300630&mlon=18.867903&zoom=17) lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=50.300630&mlon=18.867903&zoom=17, why don't you add it to the OSM data?)

Turn restriction (no_left_turn) 5516193 (at https://www.openstreetmap.org/?mlat=48.315610&mlon=17.644964&zoom=17) lacks 'from' way

Turn restriction (only_straight_on) 7545381 (at https://www.openstreetmap.org/?mlat=51.791510&mlon=19.487740&zoom=17) check: 'via' way(s) are used in only_straight_on restriction

Turn restriction (no_u_turn) 295423885 ) ways connect in more than one place

Turn restriction (no_u_turn) 173669960 doesn't start or end at 'via' node or way

Turn restriction (no_left_turn) 14938329 (at https://www.openstreetmap.org/?mlat=50.321839&mlon=19.128569&zoom=17) lacks 'to' way

Turn restriction (only_left_turn) 7450594 (at https://www.openstreetmap.org/?mlat=53.423873&mlon=19.589420&zoom=17) lacks 'from' way

Turn restriction (no_u_turn) 295423845 ) ways connect in more than one place