A family with two mothers, and two daughters.
The Family: Woman, Woman, Girl, Girl emoji is a ZWJ sequence combining ? Woman, Zero Width Joiner and ? Girl. These display as a single emoji on supported platforms.
Family: Woman, Woman, Girl, Girl was added to Emoji 2.0 in 2015.
U+1F469
U+200D
U+1F469
U+200D
U+1F467
U+200D
U+1F467
???? Woman
???? Zero width joiner
???? Woman
???? Zero width joiner
???? Girl
???? Zero width joiner
???? Girl