Cryptic crossword No 3,797

Across

1. I best a core of Yorkshire cricket side (5,6)
2. Limit qualification after gold taken from pole position (3,6)
3. Marry as a result of drinks in country church (8)
4. Habit head of Carmelites removed from unconsecrated ground (6,6)
5. Soothed timid suspect to admit means of entry (9)
6. Salt doles out perfection (5)
7. Press reported in favour of the government (6,6)
8. Exposed weaknesses for diamonds (3)
9. European appeared to take time to become respectable (8)
10. Keep present after promotion (6)
11. See 15a
12. See 11a
13. Depth of half concealed high road unclear - kept in suspense (5,9)
14. Female touch film let slip with Nolan's principal character in Trojan horse (5,6)

Down

1. Pay off artist to leave challenge (4)
2. Prepares networks with right moving to the centre (5)
3. Tempted Reform MP beset by consequence (7)
4. Gives consent to a kiss every now and then (3)
5. Measure time over tail end of run after marathon (4,3)
6. Salt's initial nervous energy is constrained to act in concert (9)
7. Lingering memory of hotel in green belt (4)
8. Dictator's narcissistic tone (4)
9. Designated order almost entirely returned (5)
10. Stop matches over insufficient energy (4)
11. Opening remarks Oscar shared with public - he wants to go home? (9)
12. Brush off thirst after last drop of mead (5)
13. Invalid number you texted - first signs of lacking landline (4)
14. Spotted one breaking almost all FIFA regs (7)
15. Briefly following current, American in flood capsized (2,1,4)
16. Contents of study stored in outskirts of estate for training exercise (5)
17. Await one to wed spurned queen (4)
18. Poet denied opening pot (4)
19. Westminster streets, also hospital, houses in each direction (4)
20. Encourage reduced payment (3)