original passage: On 4 March 2016, an incident named Mother Teresa's Massacre in Aden occurred, 16 were killed including 4 Indian Catholic nuns, 2 from Rwanda, and the rest were from India and Kenya, along with a Yemeni, 2 Guards, a cook, 5 Ethiopian women, and all of them were volunteers. One Indian priest named Tom Ozhonaniel was kidnapped. The identities of the attackers are unknown, and media outlets published a statement attributed to Ansar al-Sharia, one of the many jihadist organizations currently active in the country, but the group denies its involvement in the incident.
original sentence: The identities of the attackers are unknown, and media outlets published a statement attributed to Ansar al-Sharia, one of the many jihadist organizations currently active in the country, but the group denies its involvement in the incident.
sentence2: Is it reasonable to conclude that the attackers and kidnappers involved in this massacre were wearing masks or hoods over their faces?
sentence1: On 4 March 2016, an incident named Mother Teresa's Massacre in Aden occurred, 16 were killed including 4 Indian Catholic nuns, 2 from Rwanda, and the rest were from India and Kenya, along with a Yemeni, 2 Guards, a cook, 5 Ethiopian women, and all of them were volunteers. One Indian priest named Tom Ozhonaniel was kidnapped. Visual confirmation was made of the attackers at the scene, and media outlets published their identities along with a statement attributed to Ansar al-Sharia, one of the many jihadist organizations currently active in the country, but the group denies their membership, and its level of involvement in the attack remains unknown.