CREATE TABLE table_222771_1 (alpha_2_code VARCHAR, english_short_name__upper_lower_case_ VARCHAR)

What is the Alpha 2 code for Papua New Guinea?
SELECT alpha_2_code FROM table_222771_1 WHERE english_short_name__upper_lower_case_ = "Papua New Guinea"
SELECT "alpha_2_code" FROM "table_222771_1" WHERE "Papua New Guinea" = "english_short_name__upper_lower_case_"