Central Europe

Turn restriction (no_u_turn) 31905153 ) ways connect in more than one place

Turn restriction (only_straight_on) 4613231 (at https://www.openstreetmap.org/?mlat=48.151683&mlon=17.120068&zoom=17) check: 'via' way(s) are used in only_straight_on restriction

Turn restriction (no_right_turn) 5955488 (at https://www.openstreetmap.org/?mlat=46.477546&mlon=15.681651&zoom=17) lacks 'to' way

Turn restriction (no_u_turn) 6146713 lacks 'to' way

Turn restriction (no_right_turn) 2979492 (at https://www.openstreetmap.org/?mlat=49.688832&mlon=17.077290&zoom=17) lacks 'via' node (guessing it should be at https://www.openstreetmap.org/?mlat=49.688832&mlon=17.077290&zoom=17, why don't you add it to the OSM data?)

Turn restriction (no_left_turn) 9582126) ways don't connect

Turn restriction (no_left_turn) 6710233 lacks 'to' way

Turn restriction (no_u_turn) 9374581 lacks 'from' way