input: Post-metal | instrument | Synthesizer Nord_(Year_of_No_Light_album) | genre | Sludge_metal Sludge_metal | instrument | Singing Nord_(Year_of_No_Light_album) | genre | Post-metal
target: The Year of No Light album Nord is in the post-metal genre which uses synthesizer as an instrument and its also sludge metal genre which includes singing, among other things.
references: The Year of No Light album Nord is in the post-metal genre which uses synthesizer as an instrument and its also sludge metal genre which includes singing, among other things. The genre of the album Nord is post-metal and sludge metal which uses synthesizer and singing respectively .