Word 13

ITALY and WALES and could be interlaced to form the string: IWATALYES.

  • I     T A   Y    
      W A     L   E S
    I W A T A L Y E S

Three European countries, each containing seven letters, have been interlaced to form the string:

  • G F I E H R N U N L G M A A A N R N Y Y D

What are the three countries?