SURVEY:SUMMARY:BUILD_DIFFICULTY[not_applicable, reasonable_effort, code_problematic or string] reasonable_effort SURVEY:SUMMARY:CLASSIFICATION[practical,theoretical,hardware] practical SURVEY:SUMMARY:CORRECT_CODE_LOCATION[string] SURVEY:SUMMARY:PUBLISHED_CODE[not_applicable, yes, no] yes SURVEY:SUMMARY:SAME_VERSION[not_applicable, yes, no_but_available, no_and_not_available] yes SURVEY:SUMMARY:STUDY_FOUND_CORRECT_CODE[not_applicable, yes, no] yes SURVEY:AUTHOR1:BUILD_COMMENT[string] SURVEY:AUTHOR1:BUILD_DIFFICULTY[not_applicable, reasonable_effort, code_problematic or string] reasonable_effort SURVEY:AUTHOR1:BUILD_DIFFICULTY_COMMENT[string] SURVEY:AUTHOR1:CLASSIFICATION[practical,theoretical,hardware] practical SURVEY:AUTHOR1:CLASSIFICATION_COMMENT[string] SURVEY:AUTHOR1:CORRECT_CODE_LOCATION[string] SURVEY:AUTHOR1:PUBLIC_COMMENT[string] SURVEY:AUTHOR1:PUBLISHED_CODE[not_applicable, yes, no] yes SURVEY:AUTHOR1:SAME_VERSION[not_applicable, yes, no_but_available, no_and_not_available] yes SURVEY:AUTHOR1:SAME_VERSION_COMMENT[string] SURVEY:AUTHOR1:STUDY_FOUND_CORRECT_CODE[not_applicable, yes, no] yes