A family with two fathers, and two sons.
The Family: Man, Man, Boy, Boy emoji is a ZWJ sequence combining ? Man, Zero Width Joiner and ? Boy. These display as a single emoji on supported platforms.
Family: Man, Man, Boy, Boy was added to Emoji 2.0 in 2015.
U+1F468
U+200D
U+1F468
U+200D
U+1F466
U+200D
U+1F466
???? Man
???? Zero width joiner
???? Man
???? Zero width joiner
???? Boy
???? Zero width joiner
???? Boy